| C6G9U5 | n/a | 5fkk | CL | A | 305 | e5fkkA1 | HTH | HTH | Three-helical HTH | TetR_N |
| C6G9U5 | n/a | 5fkk | CL | B | 306 | e5fkkA2 | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | TetR_C_1 |
| C6G9U5 | n/a | 5fkk | CL | B | 306 | e5fkkB1 | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | TetR_C_1 |
| C6G9U5 | n/a | 5fkl | CL | A | 304 | e5fklA2 | HTH | HTH | Three-helical HTH | TetR_N |
| C6G9U5 | n/a | 5fkm | CL | A | 305 | e5fkmA1 | HTH | HTH | Three-helical HTH | TetR_N |
| C6G9U5 | n/a | 5fkn | CL | A | 1216 | e5fknA1 | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | TetR_C_1 |
| C6G9U5 | n/a | 5fkn | CL | B | 1215 | e5fknB2 | HTH | HTH | Three-helical HTH | TetR_N |
| C6G9U5 | n/a | 5fko | CL | A | 1215 | e5fkoA2 | HTH | HTH | Three-helical HTH | TetR_N |