1YQW
Structure of the Oxidized Unready Form 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, C, E (A, B, C) | Periplasmic [NiFe] hydrogenase small subunit | polymer | 264 | 28347.3 | 3 | UniProt (P18187) Pfam (PF01058) Pfam (PF14720) | Desulfovibrio fructosovorans | NiFe hydrogenlyase small chain |
| 2 | B, D, F (Q, R, S) | Periplasmic [NiFe] hydrogenase large subunit | polymer | 549 | 59713.3 | 3 | UniProt (P18188) Pfam (PF00374) | Desulfovibrio fructosovorans | NiFe hydrogenlyase large chain |
| 3 | G, I, MA, OA, X... (A, C, B) | IRON/SULFUR CLUSTER | non-polymer | 351.6 | 6 | Chemie (SF4) | |||
| 4 | H, NA, Y (A, C, B) | FE3-S4 CLUSTER | non-polymer | 295.8 | 3 | Chemie (F3S) | |||
| 5 | FA, GA, HA, IA, J... (R, A, Q, S) | GLYCEROL | non-polymer | 92.1 | 17 | Chemie (GOL) | |||
| 6 | AA, M, PA (R, Q, S) | NICKEL (II) ION | non-polymer | 58.7 | 3 | Chemie (NI) | |||
| 7 | BA, N, QA (R, Q, S) | FE (II) ION | non-polymer | 55.8 | 3 | Chemie (FE2) | |||
| 8 | O (Q) | BICARBONATE ION | non-polymer | 61.0 | 1 | Chemie (BCT) | |||
| 9 | CA, P, Q (R, Q) | MAGNESIUM ION | non-polymer | 24.3 | 3 | Chemie (MG) | |||
| 10 | DA, R, RA (R, Q, S) | CARBONMONOXIDE-(DICYANO) IRON | non-polymer | 135.9 | 3 | Chemie (FCO) | |||
| 11 | EA, S, SA (R, Q, S) | PEROXIDE ION | non-polymer | 32.0 | 3 | Chemie (PER) | |||
| 12 | AB, BB, WA, XA, YA... (C, S, A, Q, B...) | water | water | 18.0 | 1848 | Chemie (HOH) |
Sequence modifications
Q, R, S: 1 - 549 (UniProt: P18188)
| PDB | External Database | Details |
|---|---|---|
| Asn 198 | Asp 198 | conflict |
| Ser 303 | Glu 303 | conflict |
| Ala 499 | Ser 499 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 6 |
| Total formula weight | 264181.9 | |
| Non-Polymers* | Number of molecules | 42 |
| Total formula weight | 5544.0 | |
| All* | Total formula weight | 269725.9 |
