| B | DdrB | e4noeB1 | A: beta barrels | X: Single-stranded DNA-binding protein DdrB (From Topology) | H: Single-stranded DNA-binding protein DdrB (From Topology) | T: Single-stranded DNA-binding protein DdrB | F: DdrB | ECOD (1.6) |
| E | DdrB | e4noeE1 | A: beta barrels | X: Single-stranded DNA-binding protein DdrB (From Topology) | H: Single-stranded DNA-binding protein DdrB (From Topology) | T: Single-stranded DNA-binding protein DdrB | F: DdrB | ECOD (1.6) |
| D | DdrB | e4noeD1 | A: beta barrels | X: Single-stranded DNA-binding protein DdrB (From Topology) | H: Single-stranded DNA-binding protein DdrB (From Topology) | T: Single-stranded DNA-binding protein DdrB | F: DdrB | ECOD (1.6) |
| C | DdrB | e4noeC1 | A: beta barrels | X: Single-stranded DNA-binding protein DdrB (From Topology) | H: Single-stranded DNA-binding protein DdrB (From Topology) | T: Single-stranded DNA-binding protein DdrB | F: DdrB | ECOD (1.6) |
| A | DdrB | e4noeA1 | A: beta barrels | X: Single-stranded DNA-binding protein DdrB (From Topology) | H: Single-stranded DNA-binding protein DdrB (From Topology) | T: Single-stranded DNA-binding protein DdrB | F: DdrB | ECOD (1.6) |