1XCP
Crystal Structure of the Nitrogenase Fe protein Phe135Trp with MgADP bound
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D (A, B, C, D) | Nitrogenase iron protein 1 | polymer | 289 | 31456.1 | 4 | UniProt (P00459) Pfam (PF00142) | Azotobacter vinelandii | Nitrogenase component II, Nitrogenase Fe protein 1, Nitrogenase reductase |
| 2 | E, G, J, M (A, B, C, D) | MAGNESIUM ION | non-polymer | 24.3 | 4 | Chemie (MG) | |||
| 3 | F, I, L, N (A, B, C, D) | ADENOSINE-5'-DIPHOSPHATE | non-polymer | 427.2 | 4 | Chemie (ADP) | |||
| 4 | H, K (B, C) | IRON/SULFUR CLUSTER | non-polymer | 351.6 | 2 | Chemie (SF4) |
Sequence modifications
A, B, C, D: 1 - 289 (UniProt: P00459)
| PDB | External Database | Details |
|---|---|---|
| Trp 135 | Phe 135 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 125824.3 | |
| Non-Polymers* | Number of molecules | 10 |
| Total formula weight | 2509.3 | |
| All* | Total formula weight | 128333.6 |
