2XX0
STRUCTURE OF THE N90S-H254F MUTANT OF NITRITE REDUCTASE FROM ALCALIGENES XYLOSOXIDANS
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | DISSIMILATORY COPPER-CONTAINING NITRITE REDUCTASE | polymer | 336 | 36553.5 | 2 | UniProt (O68601) Pfam (PF07732) Pfam (PF00394) | ACHROMOBACTER XYLOSOXIDANS | NITRITE REDUCTASE, NIR |
| 2 | C, E, J, K (A, B) | COPPER (II) ION | non-polymer | 63.5 | 4 | Chemie (CU) | |||
| 3 | D, F, I, L, M... (A, B) | ZINC ION | non-polymer | 65.4 | 6 | Chemie (ZN) | |||
| 4 | G, N (A, B) | 2-(N-MORPHOLINO)-ETHANESULFONIC ACID | non-polymer | 195.2 | 2 | Chemie (MES) | |||
| 5 | H, O (A, B) | TETRAETHYLENE GLYCOL | non-polymer | 194.2 | 2 | Chemie (PG4) | |||
| 6 | Q, R (A, B) | water | water | 18.0 | 694 | Chemie (HOH) |
Sequence modifications
A, B: 2 - 336 (UniProt: O68601)
| PDB | External Database | Details |
|---|---|---|
| Glu 1 | - | expression tag |
| Ser 90 | Gln 114 | engineered mutation |
| Phe 254 | His 278 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 73107.0 | |
| Non-Polymers* | Number of molecules | 14 |
| Total formula weight | 1425.6 | |
| All* | Total formula weight | 74532.6 |
