7oy2

Electron Microscopy
2.06Å resolution

High resolution structure of cytochrome bd-II oxidase from E. coli

Released:

Function and Biology Details

Reaction catalysed:
2 ubiquinol + O(2) + n H(+)(Side 1) = 2 ubiquinone + 2 H(2)O + n H(+)(Side 2)
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
PDBe Complex ID:
PDB-CPX-150181 (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
Cytochrome bd-II ubiquinol oxidase subunit 2 Chain: B
Molecule details ›
Chain: B
Length: 378 amino acids
Theoretical weight: 42.45 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli K-12
UniProt:
  • Canonical: P26458 (Residues: 1-378; Coverage: 100%)
Gene names: JW0961, appB, b0979, cbdB, cyxB
Sequence domains: Cytochrome bd terminal oxidase subunit II
Cytochrome bd-II ubiquinol oxidase subunit 1 Chain: C
Molecule details ›
Chain: C
Length: 514 amino acids
Theoretical weight: 57.96 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli K-12
UniProt:
  • Canonical: P26459 (Residues: 1-514; Coverage: 100%)
Gene names: JW0960, appC, b0978, cbdA, cyxA
Sequence domains: Cytochrome bd terminal oxidase subunit I
Putative cytochrome bd-II ubiquinol oxidase subunit AppX Chain: X
Molecule details ›
Chain: X
Length: 61 amino acids
Theoretical weight: 6.44 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli K-12
UniProt:
  • Canonical: P24244 (Residues: 1-30; Coverage: 100%)
Gene names: JW0961.1, appX, b0979.1, b4592, yccB
Sequence domains: Membrane bound YbgT-like protein

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 2.06Å
Relevant EMDB volumes: EMD-13108
Expression system: Escherichia coli K-12