Entity
| Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| A, B | NADP nitrous oxide-forming nitric oxide reductase | polymer | 403 | 44420.7 | 2 | Fusarium oxysporum (Fusarium vascular wilt) | NOR,CYPLVA1,Cytochrome P450 55A1,Cytochrome P450 DNIR,Cytochrome P450nor,Fungal nitric oxide reductase | |
| PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 2 | |||||
| GLYCEROL | non-polymer | 92.1 | 2 | |||||
| water | water | 18.0 | 382 |
