Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Probable transcription repressor NiaR | polymer | 175 | 19583.8 | 1 | UniProt (Q9X1T8) Pfam (PF08279) Pfam (PF02829) | Thermotoga maritima | |
| 2 | B (A) | FE (II) ION | non-polymer | 55.8 | 1 | Chemie (FE2) | |||
| 3 | C (A) | NICOTINIC ACID | non-polymer | 123.1 | 1 | Chemie (NIO) | |||
| 4 | D (A) | PROLINE | non-polymer | 115.1 | 1 | Chemie (PRO) | |||
| 5 | E (A) | water | water | 18.0 | 9 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 19583.8 | |
| Non-Polymers* | Number of molecules | 3 |
| Total formula weight | 294.1 | |
| All* | Total formula weight | 19877.9 |
