8POX
Crystal Structure of the C19G variant of the membrane-bound [NiFe]-Hydrogenase from Cupriavidus necator in the H2-reduced state at 1.6 A Resolution.
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (L) | Uptake hydrogenase large subunit | polymer | 603 | 67247.2 | 1 | UniProt (P31891) Pfam (PF00374) | Cupriavidus necator H16 | Hydrogenlyase,Membrane-bound hydrogenase large subunit,HoxG |
| 2 | B (S) | Uptake hydrogenase small subunit | polymer | 328 | 35980.9 | 1 | UniProt (P31892) Pfam (PF01058) Pfam (PF14720) | Cupriavidus necator H16 | Hydrogenlyase,Membrane-bound hydrogenase small subunit,HoxK |
| 3 | C (L) | formyl[bis(hydrocyanato-1kappaC)]ironnickel(Fe-Ni) | non-polymer | 195.6 | 1 | Chemie (NFU) | |||
| 4 | D (L) | MAGNESIUM ION | non-polymer | 24.3 | 1 | Chemie (MG) | |||
| 5 | E, F, K (L, S) | SODIUM ION | non-polymer | 23.0 | 3 | Chemie (NA) | |||
| 6 | G (L) | PHOSPHATE ION | non-polymer | 95.0 | 1 | Chemie (PO4) | |||
| 7 | H, J (S) | IRON/SULFUR CLUSTER | non-polymer | 351.6 | 2 | Chemie (SF4) | |||
| 8 | I (S) | FE3-S4 CLUSTER | non-polymer | 295.8 | 1 | Chemie (F3S) | |||
| 9 | L (S) | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 10 | M (S) | Fe4S4 | non-polymer | 351.6 | 1 | Chemie (ER2) | |||
| 11 | N, O (L, S) | water | water | 18.0 | 640 | Chemie (HOH) |
Sequence modifications
S: 1 - 317 (UniProt: P31892)
| PDB | External Database | Details |
|---|---|---|
| Gly 19 | Cys 62 | engineered mutation |
| Arg 318 | - | expression tag |
| Ser 319 | - | expression tag |
| Ala 320 | - | expression tag |
| Trp 321 | - | expression tag |
| Ser 322 | - | expression tag |
| His 323 | - | expression tag |
| Pro 324 | - | expression tag |
| Gln 325 | - | expression tag |
| Phe 326 | - | expression tag |
| Glu 327 | - | expression tag |
| Lys 328 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 103228.1 | |
| Non-Polymers* | Number of molecules | 11 |
| Total formula weight | 1770.0 | |
| All* | Total formula weight | 104998.1 |
