1NIP
CRYSTALLOGRAPHIC STRUCTURE OF THE NITROGENASE IRON PROTEIN FROM AZOTOBACTER VINELANDII
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | NITROGENASE IRON PROTEIN | polymer | 289 | 31417.0 | 2 | UniProt (P00459) Pfam (PF00142) | Azotobacter vinelandii | |
| 2 | C, D (A, B) | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
| 3 | E (B) | IRON/SULFUR CLUSTER | non-polymer | 351.6 | 1 | Chemie (SF4) | |||
| 4 | F (B) | ADENOSINE-5'-DIPHOSPHATE | non-polymer | 427.2 | 1 | Chemie (ADP) | |||
| 5 | G, H (A, B) | water | water | 18.0 | 17 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 62834.1 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 827.5 | |
| All* | Total formula weight | 63661.5 |
