8Q5X
MgADP-bound Fe protein of the molybdenum nitrogenase from Methanococcus maripaludis
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 | Nitrogenase iron protein | polymer | 288 | 31751.3 | 4 | UniProt (P0CW57) Pfam (PF00142) In PDB | Methanococcus maripaludis S2 | |
2 | D, A, B, C | ADENOSINE-5'-DIPHOSPHATE | non-polymer | 427.2 | 4 | Chemie (ADP) | |||
3 | D, A, B, C | MAGNESIUM ION | non-polymer | 24.3 | 4 | Chemie (MG) | |||
4 | A, B | IRON/SULFUR CLUSTER | non-polymer | 351.6 | 2 | Chemie (SF4) | |||
5 | A, D, B, C | ACETATE ION | non-polymer | 59.0 | 8 | Chemie (ACT) | |||
6 | D, A, C | 1,2-ETHANEDIOL | non-polymer | 62.1 | 4 | Chemie (EDO) | |||
7 | D, B, C | CALCIUM ION | non-polymer | 40.1 | 4 | Chemie (CA) | |||
8 | D, B, C | GLYCEROL | non-polymer | 92.1 | 3 | Chemie (GOL) | |||
9 | C | DI(HYDROXYETHYL)ETHER | non-polymer | 106.1 | 1 | Chemie (PEG) | |||
10 | water | water | 18.0 | 1336 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 1 - 275 (UniProt: P0CW57)
PDB | External Database | Details |
---|---|---|
Gly 276 | - | expression tag |
Arg 277 | - | expression tag |
Ala 278 | - | expression tag |
Ile 279 | - | expression tag |
Glu 280 | - | expression tag |
Gly 281 | - | expression tag |
Arg 282 | - | expression tag |
His 283 | - | expression tag |
His 284 | - | expression tag |
His 285 | - | expression tag |
His 286 | - | expression tag |
His 287 | - | expression tag |
His 288 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 4 |
Total formula weight | 127005.0 | |
Non-Polymers* | Number of molecules | 30 |
Total formula weight | 3772.6 | |
All* | Total formula weight | 130777.7 |