8a1v

Electron Microscopy
2.73Å resolution

Sodium pumping NADH-quinone oxidoreductase with substrate Q2

Released:

Function and Biology Details

Reaction catalysed:
NADH + ubiquinone + n Na(+)(Side 1) = NAD(+) + ubiquinol + n Na(+)(Side 2)

Structure analysis Details

Assembly composition:
hetero hexamer (preferred)
PDBe Complex ID:
PDB-CPX-107567 (preferred)
Entry contents:
6 distinct polypeptide molecules
Macromolecules (6 distinct):
Na(+)-translocating NADH-quinone reductase subunit A Chain: A
Molecule details ›
Chain: A
Length: 468 amino acids
Theoretical weight: 51.13 KDa
Source organism: Vibrio cholerae
Expression system: Vibrio cholerae
UniProt:
  • Canonical: A5F5X1 (Residues: 1-446; Coverage: 100%)
Gene names: VC0395_A1884, VC395_2411, nqrA
Sequence domains:
Na(+)-translocating NADH-quinone reductase subunit B Chain: B
Molecule details ›
Chain: B
Length: 415 amino acids
Theoretical weight: 45.39 KDa
Source organism: Vibrio cholerae
Expression system: Vibrio cholerae
UniProt:
  • Canonical: A5F5X0 (Residues: 1-415; Coverage: 100%)
Gene names: VC0395_A1883, VC395_2410, nqrB
Sequence domains: NQR2, RnfD, RnfE family
Na(+)-translocating NADH-quinone reductase subunit C Chain: C
Na(+)-translocating NADH-quinone reductase subunit D Chain: D
Na(+)-translocating NADH-quinone reductase subunit E Chain: E
Na(+)-translocating NADH-quinone reductase subunit F Chain: F

Ligands and Environments

Experiments and Validation Details

Entry percentile scores
Resolution: 2.73Å
Relevant EMDB volumes: EMD-15090
Expression system: Vibrio cholerae