| P96222 | DB02425 | 1u9n | CNS | A | 1001 | e1u9nA1 | HTH | HTH | Three-helical HTH | TetR_N |
| P96222 | DB02425 | 1u9n | CNS | A | 1001 | e1u9nA2 | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | EthR_C |
| P96222 | DB02425 | 1u9o | CNS | A | 217 | e1u9oA1 | HTH | HTH | Three-helical HTH | TetR_N |
| P96222 | DB02425 | 1u9o | CNS | A | 217 | e1u9oA2 | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | EthR_C |
| P96222 | DB02425 | 1u9o | CNS | B | 217 | e1u9oB1 | HTH | HTH | Three-helical HTH | TetR_N |
| P96222 | DB02425 | 1u9o | CNS | B | 217 | e1u9oB2 | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | Tetracyclin repressor-like, C-terminal domain | EthR_C |