3IR6
Crystal structure of NarGHI mutant NarG-H49S
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | Respiratory nitrate reductase 1 alpha chain | polymer | 1247 | 140606.9 | 1 | UniProt (P09152) Pfam (PF14710) Pfam (PF00384) Pfam (PF01568) In PDB | Escherichia coli K-12 | Nitrate reductase A subunit alpha, Quinol-nitrate oxidoreductase subunit alpha |
| 2 | B | Respiratory nitrate reductase 1 beta chain | polymer | 512 | 58140.3 | 1 | UniProt (P11349) Pfam (PF13247) Pfam (PF14711) In PDB | Escherichia coli K-12 | Nitrate reductase A subunit beta, Quinol-nitrate oxidoreductase subunit beta |
| 3 | C | Respiratory nitrate reductase 1 gamma chain | polymer | 225 | 25552.4 | 1 | UniProt (P11350) Pfam (PF02665) In PDB | Escherichia coli K-12 | Nitrate reductase A subunit gamma, Quinol-nitrate oxidoreductase subunit gamma, Cytochrome B-NR |
| 4 | A | GUANOSINE-5'-DIPHOSPHATE | non-polymer | 443.2 | 2 | Chemie (GDP) | |||
| 5 | A | (1S)-2-{[{[(2S)-2,3-DIHYDROXYPROPYL]OXY}(HYDROXY)PHOSPHORYL]OXY}-1-[(PENTANOYLOXY)METHYL]ETHYL OCTANOATE | non-polymer | 455.5 | 1 | Chemie (AGA) | |||
| 6 | B | IRON/SULFUR CLUSTER | non-polymer | 351.6 | 3 | Chemie (SF4) | |||
| 7 | B | FE3-S4 CLUSTER | non-polymer | 295.8 | 1 | Chemie (F3S) | |||
| 8 | C | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 2 | Chemie (HEM) | |||
| 9 | water | water | 18.0 | 83 | Chemie (HOH) |
Sequence modifications
A: 0 - 1246 (UniProt: P09152)
| PDB | External Database | Details |
|---|---|---|
| Ser 49 | His 50 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 3 |
| Total formula weight | 224299.6 | |
| Non-Polymers* | Number of molecules | 9 |
| Total formula weight | 3925.5 | |
| All* | Total formula weight | 228225.1 |
