| H | TetR_N | e6hrsH1 | A: a/b three-layered sandwiches | X: Ten stranded beta/alpha barrel | H: Ten stranded beta/alpha barrel | T: Ten stranded beta/alpha barrel | F: TetR_N | ECOD (v294.1) |
| G | TetR_N | e6hrsG1 | A: a/b three-layered sandwiches | X: Ten stranded beta/alpha barrel | H: Ten stranded beta/alpha barrel | T: Ten stranded beta/alpha barrel | F: TetR_N | ECOD (v294.1) |
| F | TetR_N | e6hrsF1 | A: a/b three-layered sandwiches | X: Ten stranded beta/alpha barrel | H: Ten stranded beta/alpha barrel | T: Ten stranded beta/alpha barrel | F: TetR_N | ECOD (v294.1) |
| E | TetR_N | e6hrsE1 | A: a/b three-layered sandwiches | X: Ten stranded beta/alpha barrel | H: Ten stranded beta/alpha barrel | T: Ten stranded beta/alpha barrel | F: TetR_N | ECOD (v294.1) |
| D | TetR_N | e6hrsD1 | A: a/b three-layered sandwiches | X: Ten stranded beta/alpha barrel | H: Ten stranded beta/alpha barrel | T: Ten stranded beta/alpha barrel | F: TetR_N | ECOD (v294.1) |
| C | TetR_N | e6hrsC1 | A: a/b three-layered sandwiches | X: Ten stranded beta/alpha barrel | H: Ten stranded beta/alpha barrel | T: Ten stranded beta/alpha barrel | F: TetR_N | ECOD (v294.1) |
| B | V-set | e6hrsB1 | A: a/b three-layered sandwiches | X: Ten stranded beta/alpha barrel | H: HTH | T: Ribbon-helix-helix | F: V-set | ECOD (v294.1) |
| A | TetR_N | e6hrsA1 | A: a/b three-layered sandwiches | X: Ten stranded beta/alpha barrel | H: Ten stranded beta/alpha barrel | T: Ten stranded beta/alpha barrel | F: TetR_N | ECOD (v294.1) |