7OU9
Crystal structure of dimeric chlorite dismutase variant Q74E (CCld Q74E) from Cyanothece sp. PCC7425 in complex with nitrite
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B | Chlorite dismutase | polymer | 188 | 21831.9 | 2 | UniProt (B8HNS6) Pfam (PF06778) In PDB | Cyanothece sp. (strain PCC 7425 / ATCC 29141) | |
| 2 | A, B | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 2 | Chemie (HEM) | |||
| 3 | A, B | NITRITE ION | non-polymer | 46.0 | 2 | Chemie (NO2) | |||
| 4 | A | SULFATE ION | non-polymer | 96.1 | 1 | Chemie (SO4) | |||
| 5 | B | GLYCEROL | non-polymer | 92.1 | 1 | Chemie (GOL) | |||
| 6 | B | TRIETHYLENE GLYCOL | non-polymer | 150.2 | 1 | Chemie (PGE) | |||
| 7 | water | water | 18.0 | 100 | Chemie (HOH) |
Sequence modifications
A, B: 2 - 182 (UniProt: B8HNS6)
| PDB | External Database | Details |
|---|---|---|
| Gly -5 | - | expression tag |
| Pro -4 | - | expression tag |
| Gly -3 | - | expression tag |
| Tyr -2 | - | expression tag |
| Gln -1 | - | expression tag |
| Asp 0 | - | expression tag |
| Pro 1 | - | expression tag |
| Glu 74 | Gln 74 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 43663.7 | |
| Non-Polymers* | Number of molecules | 7 |
| Total formula weight | 1663.3 | |
| All* | Total formula weight | 45327.0 |
