Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Nitric-oxide reductase | polymer | 751 | 84389.2 | 1 | UniProt (C6S880) Pfam (PF22085) Pfam (PF00115) | Neisseria meningitidis (strain alpha14) | |
| 2 | B, C (A) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 2 | Chemie (HEM) | |||
| 3 | D (A) | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 4 | E (A) | FE (III) ION | non-polymer | 55.8 | 1 | Chemie (FE) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 84389.2 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 1328.9 | |
| All* | Total formula weight | 85718.1 |
