8f6c

Electron Microscopy
3.46Å resolution

E. coli cytochrome bo3 ubiquinol oxidase dimer

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero octamer (preferred)
PDBe Complex ID:
PDB-CPX-142173 (preferred)
Entry contents:
4 distinct polypeptide molecules
Macromolecules (4 distinct):
Cytochrome bo(3) ubiquinol oxidase subunit 1 Chains: A, E
Molecule details ›
Chains: A, E
Length: 658 amino acids
Theoretical weight: 73.9 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P0ABI8 (Residues: 1-658; Coverage: 99%)
Gene names: JW0421, b0431, cyoB
Sequence domains: Cytochrome C and Quinol oxidase polypeptide I
Cytochrome bo(3) ubiquinol oxidase subunit 2 Chains: B, F
Molecule details ›
Chains: B, F
Length: 260 amino acids
Theoretical weight: 28.84 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P0ABJ1 (Residues: 24-283; Coverage: 89%)
Gene names: JW0422, b0432, cyoA
Sequence domains:
Cytochrome bo(3) ubiquinol oxidase subunit 3 Chains: C, G
Molecule details ›
Chains: C, G
Length: 184 amino acids
Theoretical weight: 20.46 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P0ABJ3 (Residues: 21-204; Coverage: 90%)
Gene names: JW0420, b0430, cyoC
Sequence domains: Cytochrome c oxidase subunit III
Cytochrome bo(3) ubiquinol oxidase subunit 4 Chains: D, H
Molecule details ›
Chains: D, H
Length: 96 amino acids
Theoretical weight: 10.74 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P0ABJ6 (Residues: 14-109; Coverage: 88%)
Gene names: JW0419, b0429, cyoD
Sequence domains: Prokaryotic Cytochrome C oxidase subunit IV

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 3.46Å
Relevant EMDB volumes: EMD-28879
Expression system: Escherichia coli