8DFC
CryoEM structure of the 1:1 ADP-tetrafluoroaluminate stabilized nitrogenase complex 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, C (A, C) | Nitrogenase molybdenum-iron protein alpha chain | polymer | 492 | 55363.0 | 2 | UniProt (P07328) Pfam (PF00148) | Azotobacter vinelandii | Dinitrogenase,Nitrogenase component I |
| 2 | B, D (B, D) | Nitrogenase molybdenum-iron protein beta chain | polymer | 523 | 59535.9 | 2 | UniProt (P07329) Pfam (PF11844) Pfam (PF00148) | Azotobacter vinelandii | Dinitrogenase, Nitrogenase component I |
| 3 | E, F (E, F) | Nitrogenase iron protein 1 | polymer | 290 | 31548.2 | 2 | UniProt (P00459) Pfam (PF00142) | Azotobacter vinelandii | Nitrogenase Fe protein 1,Nitrogenase component II,Nitrogenase reductase |
| 4 | G, K (A, C) | iron-sulfur-molybdenum cluster with interstitial carbon | non-polymer | 787.5 | 2 | Chemie (ICS) | |||
| 5 | H, L (A, C) | 3-HYDROXY-3-CARBOXY-ADIPIC ACID | non-polymer | 206.2 | 2 | Chemie (HCA) | |||
| 6 | I, M (B, D) | FE(8)-S(7) CLUSTER | non-polymer | 671.2 | 2 | Chemie (CLF) | |||
| 7 | J, N (B, D) | FE (III) ION | non-polymer | 55.8 | 2 | Chemie (FE) | |||
| 8 | O (E) | IRON/SULFUR CLUSTER | non-polymer | 351.6 | 1 | Chemie (SF4) | |||
| 9 | P, T (E, F) | ADENOSINE-5'-DIPHOSPHATE | non-polymer | 427.2 | 2 | Chemie (ADP) | |||
| 10 | Q, U (E, F) | TETRAFLUOROALUMINATE ION | non-polymer | 103.0 | 2 | Chemie (ALF) | |||
| 11 | R, S (E, F) | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
| 12 | AA, V, W, X, Y... (F, A, B, C, D...) | water | water | 18.0 | 483 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 6 |
| Total formula weight | 292894.3 | |
| Non-Polymers* | Number of molecules | 15 |
| Total formula weight | 4901.9 | |
| All* | Total formula weight | 297796.2 |
