3LR7
Ferric horse heart myoglobin, nitrite adduct
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords | 
| 1 | A (A)  | Myoglobin | polymer | 153 | 16983.5 | 1 | UniProt (P68082) Pfam (PF00042)  | Equus caballus (domestic horse equine) | |
| 2 | B (A)  | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 1 | Chemie (HEM) | |||
| 3 | C, D, E (A)  | NITRITE ION | non-polymer | 46.0 | 3 | Chemie (NO2) | |||
| 4 | F, G (A)  | SULFATE ION | non-polymer | 96.1 | 2 | Chemie (SO4) | |||
| 5 | H (A)  | water | water | 18.0 | 97 | Chemie (HOH) | 
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 | 
| Total formula weight | 16983.5 | |
| Non-Polymers* | Number of molecules | 6 | 
| Total formula weight | 946.6 | |
| All* | Total formula weight | 17930.1 | 






