| P0ACU2 | DB01849 | 4xk4 | DUC | A | 300 | e4xk4A2 | HTH | HTH | Three-helical HTH | TetR_N |
| P0ACU2 | DB01849 | 4xk4 | DUC | A | 300 | e4xk4A3 | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | TetR_C_3 |
| P0ACU2 | DB01849 | 4xk4 | DUC | A | 300 | e4xk4B2 | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | TetR_C_3 |
| P0ACU2 | DB01849 | 4xk4 | DUC | B | 300 | e4xk4A3 | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | TetR_C_3 |
| P0ACU2 | DB01849 | 4xk4 | DUC | B | 300 | e4xk4B1 | HTH | HTH | Three-helical HTH | TetR_N |
| P0ACU2 | DB01849 | 4xk4 | DUC | B | 300 | e4xk4B2 | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | TetR_C_3 |
| P0ACU2 | DB01849 | 4xk4 | DUC | C | 300 | e4xk4C1 | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | TetR_C_3 |
| P0ACU2 | DB01849 | 4xk4 | DUC | C | 300 | e4xk4C2 | HTH | HTH | Three-helical HTH | TetR_N |
| P0ACU2 | DB01849 | 4xk4 | DUC | C | 300 | e4xk4D2 | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | TetR_C_3 |
| P0ACU2 | DB01849 | 4xk4 | DUC | D | 300 | e4xk4C1 | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | TetR_C_3 |
| P0ACU2 | DB01849 | 4xk4 | DUC | D | 300 | e4xk4D1 | HTH | HTH | Three-helical HTH | TetR_N |
| P0ACU2 | DB01849 | 4xk4 | DUC | D | 300 | e4xk4D2 | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | TetR_C_3 |