| Organism | 
                          UniprotID | 
                          PDB | 
                          Resolution | 
                          Activity Label | 
                          Spatial Label | 
                          Dihedral Label | 
                          Chelix-SaltBridge | 
                          ActLoopNT-ActLoopCT | 
                          Ligand | 
                          Type | 
                          Residues in structure | 
                          Mutation | 
                          Phosphorylation | 
                          Unresolved residues in A-loop | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6T6DB | 
                        2.56 | 
                        Inactive | 
                        DFGin | 
                        
                        ABAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        MM8 | 
                        
                        
                        Type1 | 
                      
                        203 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6T6DC | 
                        2.56 | 
                        Inactive | 
                        DFGin | 
                        
                        ABAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        MM8 | 
                        
                        
                        Type1 | 
                      
                        205 - 498 | 
                        Q207D | 
                        None | 
                        
                        11 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6ZGCA | 
                        2.67 | 
                        Inactive | 
                        DFGin | 
                        
                        ABAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        H8H | 
                        
                        
                        Type1 | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        3 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6ZGCB | 
                        2.67 | 
                        Inactive | 
                        DFGin | 
                        
                        ABAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        H8H | 
                        
                        
                        Type1 | 
                      
                        203 - 499 | 
                        Q207D | 
                        None | 
                        
                        5 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6ZGCC | 
                        2.67 | 
                        Inactive | 
                        DFGin | 
                        
                        ABAminus | 
                        
                        in-none | 
                        in-in | 
                        
                        
                        H8H | 
                        
                        
                        Type1 | 
                      
                        201 - 498 | 
                        Q207D | 
                        None | 
                        
                        2 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6ZGCD | 
                        2.67 | 
                        Inactive | 
                        DFGin | 
                        
                        ABAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        H8H | 
                        
                        
                        Type1 | 
                      
                        203 - 498 | 
                        Q207D | 
                        None | 
                        
                        3 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6SZMA | 
                        1.42 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          M2Z
                          
                          
                          M2Z
                          
                          
                          M2Z
                          
                         | 
                        
                        
                        
                        
                        
                        Allosteric
                        
                        Allosteric
                        
                        Type1
                        
                       | 
                      
                        202 - 499 | 
                        None | 
                        None | 
                        
                        10 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7QB | 
                        1.53 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          XJM
                          
                          
                          LU8
                          
                          
                          XJM
                          
                         | 
                        
                        
                        
                        
                        
                        Allosteric
                        
                        Type1
                        
                        Allosteric
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        AF-Q04771-K1A | 
                        -1.0 | 
                        Active | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-in | 
                        in-in | 
                        
                        
                        No_ligand | 
                        
                        
                        No_ligand | 
                      
                        200 - 505 | 
                        None | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6JUXA | 
                        1.75 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        C9U | 
                        
                        
                        Type1 | 
                      
                        203 - 499 | 
                        R206H | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        4DYMA | 
                        2.42 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        IYZ | 
                        
                        
                        Type1 | 
                      
                        207 - 499 | 
                        R206H | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6ACRA | 
                        2.01 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        9TO | 
                        
                        
                        Type1 | 
                      
                        203 - 498 | 
                        R206H | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6ACRB | 
                        2.01 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        9TO | 
                        
                        
                        Type1 | 
                      
                        203 - 498 | 
                        R206H | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        7C3GA | 
                        1.802 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        FH0 | 
                        
                        
                        Type1 | 
                      
                        203 - 499 | 
                        R206H | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        7C3GB | 
                        1.802 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        FH0 | 
                        
                        
                        Type1 | 
                      
                        204 - 499 | 
                        R206H | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        3MTFA | 
                        2.15 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        A3F | 
                        
                        
                        Type1 | 
                      
                        203 - 498 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        3MTFB | 
                        2.15 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        A3F | 
                        
                        
                        Type1 | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        3OOMA | 
                        2.0 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        507 | 
                        
                        
                        Type1 | 
                      
                        203 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        3Q4UA | 
                        1.82 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        LDN | 
                        
                        
                        Type1 | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        3Q4UB | 
                        1.82 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        LDN | 
                        
                        
                        Type1 | 
                      
                        201 - 498 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        3Q4UC | 
                        1.82 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        LDN | 
                        
                        
                        Type1 | 
                      
                        204 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        3Q4UD | 
                        1.82 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        LDN | 
                        
                        
                        Type1 | 
                      
                        201 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        4BGGA | 
                        2.56 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        844 | 
                        
                        
                        Type1 | 
                      
                        203 - 498 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        4BGGB | 
                        2.56 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        844 | 
                        
                        
                        Type1 | 
                      
                        203 - 498 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        4BGGC | 
                        2.56 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        844 | 
                        
                        
                        Type1 | 
                      
                        204 - 497 | 
                        Q207D | 
                        None | 
                        
                        3 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        4BGGD | 
                        2.56 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        844 | 
                        
                        
                        Type1 | 
                      
                        204 - 498 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5OXGA | 
                        2.13 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        B4B | 
                        
                        
                        Type1 | 
                      
                        203 - 498 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5OXGB | 
                        2.13 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        B4B | 
                        
                        
                        Type1 | 
                      
                        203 - 498 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5OXGC | 
                        2.13 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        B4B | 
                        
                        
                        Type1 | 
                      
                        201 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5OXGD | 
                        2.13 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        B4B | 
                        
                        
                        Type1 | 
                      
                        204 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5OY6A | 
                        2.56 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        B4E | 
                        
                        
                        Type1 | 
                      
                        204 - 498 | 
                        Q207D | 
                        None | 
                        
                        4 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5OY6B | 
                        2.56 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        B4E | 
                        
                        
                        Type1 | 
                      
                        203 - 498 | 
                        Q207D | 
                        None | 
                        
                        4 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5OY6C | 
                        2.56 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        B4E | 
                        
                        
                        Type1 | 
                      
                        204 - 498 | 
                        Q207D | 
                        None | 
                        
                        4 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5OY6D | 
                        2.56 | 
                        None | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-none | 
                        in-in | 
                        
                        
                        B4E | 
                        
                        
                        Type1 | 
                      
                        204 - 499 | 
                        Q207D | 
                        None | 
                        
                        4 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S77B | 
                        1.31 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        LU8 | 
                        
                        
                        Type1 | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S78B | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        LU8 | 
                        
                        
                        Type1 | 
                      
                        208 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S79B | 
                        1.5 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        LU8 | 
                        
                        
                        Type1 | 
                      
                        208 - 498 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7GB | 
                        1.78 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        LU8 | 
                        
                        
                        Type1 | 
                      
                        207 - 499 | 
                        Q207D | 
                        None | 
                        
                        8 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7HB | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        LU8 | 
                        
                        
                        Type1 | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7JB | 
                        1.31 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        LU8 | 
                        
                        
                        Type1 | 
                      
                        206 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7PB | 
                        1.31 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        LU8 | 
                        
                        
                        Type1 | 
                      
                        208 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7WB | 
                        1.33 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        LU8 | 
                        
                        
                        Type1 | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S83B | 
                        1.33 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        LU8 | 
                        
                        
                        Type1 | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S84B | 
                        1.35 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        LU8 | 
                        
                        
                        Type1 | 
                      
                        206 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S89B | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        LU8 | 
                        
                        
                        Type1 | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6GI6A | 
                        1.98 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        EZB | 
                        
                        
                        Type1 | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6GINA | 
                        2.2 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        IR2 | 
                        
                        
                        Type1 | 
                      
                        204 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6GINB | 
                        2.2 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        IR2 | 
                        
                        
                        Type1 | 
                      
                        204 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6GIPA | 
                        2.17 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        EUN | 
                        
                        
                        Type1 | 
                      
                        204 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6SRHA | 
                        1.25 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        LU8 | 
                        
                        
                        Type1 | 
                      
                        201 - 499 | 
                        Q207D | 
                        None | 
                        
                        11 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6SZMB | 
                        1.42 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        M2Z | 
                        
                        
                        Type1 | 
                      
                        205 - 499 | 
                        None | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6T6DD | 
                        2.56 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        MM8 | 
                        
                        
                        Type1 | 
                      
                        203 - 498 | 
                        Q207D | 
                        None | 
                        
                        11 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6T8NA | 
                        1.77 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        MVE | 
                        
                        
                        Type1 | 
                      
                        203 - 498 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6T8NB | 
                        1.77 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        MVE | 
                        
                        
                        Type1 | 
                      
                        203 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6TN8A | 
                        1.63 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        5U6 | 
                        
                        
                        Type1 | 
                      
                        204 - 499 | 
                        None | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6Z36B | 
                        1.37 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        Q5Z | 
                        
                        
                        Type1 | 
                      
                        204 - 498 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        7A21A | 
                        2.14 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        QWQ | 
                        
                        
                        Type1 | 
                      
                        203 - 498 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        7A21B | 
                        2.14 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        QWQ | 
                        
                        
                        Type1 | 
                      
                        203 - 498 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        7NNSB | 
                        2.14 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        C87 | 
                        
                        
                        Type1 | 
                      
                        204 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        8C7WA | 
                        2.26 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        U0C | 
                        
                        
                        Type1 | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        8C7ZA | 
                        2.23 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        TZX | 
                        
                        
                        Type1 | 
                      
                        204 - 498 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        8R7GA | 
                        2.09 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        YEE | 
                        
                        
                        Type1 | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        8R7GB | 
                        2.09 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        YEE | 
                        
                        
                        Type1 | 
                      
                        205 - 498 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        8R7GC | 
                        2.09 | 
                        Active | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-in | 
                        in-in | 
                        
                        
                        YEE | 
                        
                        
                        Type1 | 
                      
                        206 - 498 | 
                        Q207D | 
                        None | 
                        
                        12 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        8R7GD | 
                        2.09 | 
                        None | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-none | 
                        in-in | 
                        
                        
                        YEE | 
                        
                        
                        Type1 | 
                      
                        204 - 498 | 
                        Q207D | 
                        None | 
                        
                        4 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        9D8FA | 
                        1.86 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        A1A3C | 
                        
                        
                        Type1 | 
                      
                        193 - 499 | 
                        None | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        9D8FB | 
                        1.86 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        A1A3C | 
                        
                        
                        Type1 | 
                      
                        200 - 499 | 
                        None | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        8UWRA | 
                        2.04 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        XQX | 
                        
                        
                        Type1 | 
                      
                        203 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        3H9RA | 
                        2.35 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        TAK | 
                        
                        
                        Type1 | 
                      
                        172 - 499 | 
                        None | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        4C02A | 
                        2.17 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        TAK | 
                        
                        
                        Type1 | 
                      
                        178 - 499 | 
                        None | 
                        None | 
                        
                        3 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6I1SA | 
                        1.52 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        E26 | 
                        
                        
                        Type1 | 
                      
                        172 - 499 | 
                        None | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        9D8EA | 
                        1.72 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        A1A29 | 
                        
                        
                        Type1 | 
                      
                        193 - 499 | 
                        None | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        9D8EB | 
                        1.72 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        A1A29 | 
                        
                        
                        Type1 | 
                      
                        193 - 498 | 
                        None | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        9D8ZA | 
                        1.85 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        A1A3D | 
                        
                        
                        Type1 | 
                      
                        203 - 499 | 
                        None | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        9D8ZB | 
                        1.85 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        A1A3D | 
                        
                        
                        Type1 | 
                      
                        193 - 499 | 
                        None | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6UNQA | 
                        2.4 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        ANP | 
                        
                        
                        Type1 | 
                      
                        206 - 496 | 
                        K493A | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6UNRA | 
                        2.2 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        ANP | 
                        
                        
                        Type1 | 
                      
                        208 - 496 | 
                        None | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6UNSA | 
                        2.3 | 
                        Active | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-in | 
                        in-in | 
                        
                        
                        LDN | 
                        
                        
                        Type1 | 
                      
                        204 - 496 | 
                        K492A,K493A | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6UNSB | 
                        2.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        LDN | 
                        
                        
                        Type1 | 
                      
                        204 - 496 | 
                        K492A,K493A | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6EIXA | 
                        2.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                        A3F | 
                        
                        
                        Type1 | 
                      
                        192 - 503 | 
                        Q207E | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7BB | 
                        1.32 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          XH7
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7CB | 
                        1.31 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          T5Y
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7DB | 
                        1.31 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          XHD
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7EB | 
                        1.32 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          XEA
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7KB | 
                        1.31 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          XEJ
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                       | 
                      
                        205 - 499 | 
                        None | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7MB | 
                        1.32 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          HVK
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                       | 
                      
                        208 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7NB | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          2AI
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                       | 
                      
                        207 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7SB | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          09V
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7VB | 
                        1.31 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          XH1
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7XB | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LGA
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7ZB | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          BYZ
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S82B | 
                        1.71 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LAC
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        7 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S86B | 
                        1.31 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          XK7
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S87B | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          XKD
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S88B | 
                        1.31 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          XKS
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S8AB | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          XKY
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        8PODA | 
                        2.59 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          7IO
                          
                          
                          F
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                       | 
                      
                        172 - 498 | 
                        None | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S75B | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          HUH
                          
                          
                          HUH
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S79A | 
                        1.5 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        12 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7AB | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          T5V
                          
                          
                          T5V
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7EA | 
                        1.32 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7FA | 
                        1.31 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7FB | 
                        1.31 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          XH4
                          
                          
                          XH4
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7GA | 
                        1.78 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 498 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7OA | 
                        1.43 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        201 - 499 | 
                        Q207D | 
                        None | 
                        
                        11 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7QA | 
                        1.53 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7UA | 
                        1.59 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7UB | 
                        1.59 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          XGY
                          
                          
                          XGY
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        9 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7VA | 
                        1.31 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        12 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7WA | 
                        1.33 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7YA | 
                        1.37 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S80A | 
                        1.67 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S80B | 
                        1.67 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          XGM
                          
                          
                          XGM
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S82A | 
                        1.71 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S87A | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        201 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S88A | 
                        1.31 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S9KA | 
                        1.35 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        201 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6SRHB | 
                        1.25 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6Z36A | 
                        1.37 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          Q5Z
                          
                          
                          Q5Z
                          
                          
                          Q5Z
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        12 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S77A | 
                        1.31 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          BAQ
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7DA | 
                        1.31 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          XHD
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        12 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7JA | 
                        1.31 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          XHG
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        201 - 499 | 
                        Q207D | 
                        None | 
                        
                        11 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7KA | 
                        1.31 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          XEJ
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        None | 
                        None | 
                        
                        11 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7LA | 
                        1.36 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          XHJ
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        201 - 499 | 
                        Q207D | 
                        None | 
                        
                        11 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7MA | 
                        1.32 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          HVK
                          
                          
                          HVK
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        10 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7NA | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          2AI
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        201 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7PA | 
                        1.31 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          V1L
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7SA | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          09V
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        9 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7TB | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          XGJ
                          
                          
                          XGJ
                          
                          
                          XGJ
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        205 - 498 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7XA | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LGA
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S86A | 
                        1.31 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          XK7
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S89A | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          XKV
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S8AA | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          XKY
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S8BB | 
                        1.64 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          XFV
                          
                          
                          XFV
                          
                          
                          XFV
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S75A | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          HUH
                          
                          
                          HUH
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7AA | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          T5V
                          
                          
                          T5V
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        201 - 499 | 
                        Q207D | 
                        None | 
                        
                        12 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7BA | 
                        1.32 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          XH7
                          
                          
                          XH7
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        10 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7HA | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          HVB
                          
                          
                          HVB
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        201 - 499 | 
                        Q207D | 
                        None | 
                        
                        12 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7ZA | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          BYZ
                          
                          
                          BYZ
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        9 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S81B | 
                        1.43 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          XJV
                          
                          
                          XJV
                          
                          
                          XJV
                          
                          
                          XJV
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        208 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7CA | 
                        1.31 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          T5Y
                          
                          
                          T5Y
                          
                          
                          T5Y
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7IA | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          HV2
                          
                          
                          HV2
                          
                          
                          HV2
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        201 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7TA | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          XGJ
                          
                          
                          XGJ
                          
                          
                          XGJ
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        12 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7YB | 
                        1.37 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          XJP
                          
                          
                          XJP
                          
                          
                          XJP
                          
                          
                          XJP
                          
                          
                          XJP
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        207 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7RB | 
                        1.46 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          XGS
                          
                          
                          XGS
                          
                          
                          XGS
                          
                          
                          XGS
                          
                          
                          XGS
                          
                          
                          XGS
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S85A | 
                        1.33 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          XK4
                          
                          
                          XK4
                          
                          
                          XK4
                          
                          
                          XK4
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S8BA | 
                        1.64 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          XFV
                          
                          
                          XFV
                          
                          
                          XFV
                          
                          
                          XFV
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        201 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7RA | 
                        1.46 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          XGS
                          
                          
                          XGS
                          
                          
                          XGS
                          
                          
                          XGS
                          
                          
                          XGS
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7IB | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          HV2
                          
                          
                          HV2
                          
                          
                          HV2
                          
                          
                          HV2
                          
                          
                          HV2
                          
                          
                          HV2
                          
                          
                          HV2
                          
                          
                          HV2
                          
                          
                          HV2
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S78A | 
                        1.3 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          XGV
                          
                          
                          XGV
                          
                          
                          XGV
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Type1
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        11 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S81A | 
                        1.43 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          XJV
                          
                          
                          XJV
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Type1
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S76A | 
                        1.31 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          02A
                          
                          
                          02A
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Type1.5_Back
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7LB | 
                        1.36 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          XHJ
                          
                          
                          XHJ
                          
                          
                          XHJ
                          
                          
                          XHJ
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Allosteric
                        
                        Type3
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S84A | 
                        1.35 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          XK1
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Type1
                        
                       | 
                      
                        201 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S83A | 
                        1.33 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          LU8
                          
                          
                          XJY
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                        Type3
                        
                       | 
                      
                        202 - 499 | 
                        Q207D | 
                        None | 
                        
                        13 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S7OB | 
                        1.43 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          XJJ
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Type1
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S85B | 
                        1.33 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          XK4
                          
                          
                          XK4
                          
                          
                          XK4
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Type1
                        
                        Allosteric
                        
                        Allosteric
                        
                       | 
                      
                        207 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S76B | 
                        1.31 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          02A
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Type1.5_Back
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        5S9KB | 
                        1.35 | 
                        Inactive | 
                        DFGin | 
                        
                        BLAminus | 
                        
                        in-out | 
                        in-in | 
                        
                        
                          
                          
                          
                          LU8
                          
                          
                          YV4
                          
                         | 
                        
                        
                        
                        
                        
                        Type1
                        
                        Type3
                        
                       | 
                      
                        205 - 499 | 
                        Q207D | 
                        None | 
                        
                        0 | 
                        
                      
                      
                      
                        | Homo sapiens | 
                        ACVR1_HUMAN | 
                        6T6DA | 
                        2.56 | 
                        Inactive | 
                        DFGin | 
                        
                        None | 
                        
                        in-in | 
                        in-in | 
                        
                        
                        MM8 | 
                        
                        
                        Type1 | 
                      
                        204 - 499 | 
                        Q207D | 
                        None | 
                        
                        4 |