| Q13426 | DB04119 | 3rwr | TBR | J | 164 | e3rwrJ2 | XRCC4 C-terminal oligomerization domain | XRCC4 C-terminal oligomerization domain | XRCC4 C-terminal oligomerization domain | XRCC4_CC |
| Q13426 | DB04119 | 3rwr | TBR | J | 164 | e3rwrJ3 | XRCC4, N-terminal domain-like | XRCC4, N-terminal domain | XRCC4, N-terminal domain | XRCC4 |
| Q13426 | DB04119 | 3rwr | TBR | P | 2 | e3rwrP1 | HTH | HTH | HTH motif inserted in other structures | n/a |
| Q13426 | DB04119 | 3rwr | TBR | V | 1 | e3rwrV2 | HTH | HTH | HTH motif inserted in other structures | n/a |
| Q13426 | DB04119 | 3rwr | TBR | Y | 10 | e3rwrU1 | XRCC4, N-terminal domain-like | XRCC4, N-terminal domain | XRCC4, N-terminal domain | XRCC4 |
| Q13426 | DB04119 | 3rwr | TBR | Y | 10 | e3rwrY2 | XRCC4, N-terminal domain-like | XRCC4, N-terminal domain | XRCC4, N-terminal domain | XRCC4 |
| Q13426 | DB04119 | 3rwr | TBR | Y | 10 | e3rwrY3 | XRCC4 C-terminal oligomerization domain | XRCC4 C-terminal oligomerization domain | XRCC4 C-terminal oligomerization domain | XRCC4_CC |