3CUR
Structure of a double methionine mutant of NI-FE hydrogenase
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 | Periplasmic [NiFe] hydrogenase small subunit | polymer | 264 | 28347.3 | 3 | UniProt (P18187) Pfam (PF01058) Pfam (PF14720) In PDB | Desulfovibrio fructosovorans | NiFe hydrogenlyase small chain |
| 2 | H, I, J | Periplasmic [NiFe] hydrogenase large subunit | polymer | 549 | 59822.4 | 3 | UniProt (P18188) Pfam (PF00374) In PDB | Desulfovibrio fructosovorans | NiFe hydrogenlyase large chain |
| 3 | C, A, B | IRON/SULFUR CLUSTER | non-polymer | 351.6 | 6 | Chemie (SF4) | |||
| 4 | C, A, B | FE3-S4 CLUSTER | non-polymer | 295.8 | 3 | Chemie (F3S) | |||
| 5 | J, H, I | NICKEL (II) ION | non-polymer | 58.7 | 3 | Chemie (NI) | |||
| 6 | J, H, I | MAGNESIUM ION | non-polymer | 24.3 | 3 | Chemie (MG) | |||
| 7 | J, H, I | CARBONMONOXIDE-(DICYANO) IRON | non-polymer | 135.9 | 3 | Chemie (FCO) | |||
| 8 | J, H, I | PEROXIDE ION | non-polymer | 32.0 | 3 | Chemie (PER) | |||
| 9 | J, H, I | GLYCEROL | non-polymer | 92.1 | 7 | Chemie (GOL) | |||
| 10 | water | water | 18.0 | 850 | Chemie (HOH) |
Sequence modifications
H, I, J: 1 - 549 (UniProt: P18188)
| PDB | External Database | Details |
|---|---|---|
| Met 74 | Val 74 | engineered mutation |
| Met 122 | Leu 122 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 6 |
| Total formula weight | 264509.3 | |
| Non-Polymers* | Number of molecules | 28 |
| Total formula weight | 4394.5 | |
| All* | Total formula weight | 268903.8 |
