8smr

Electron Microscopy
2.7Å resolution

cytochrome bc1-cbb3 supercomplex from Pseudomonas aeruginosa

Released:
Source organism: Pseudomonas aeruginosa
Related structures: EMD-40601

Function and Biology Details

Reactions catalysed:
Quinol + 2 ferricytochrome c(Side 2) = quinone + 2 ferrocytochrome c(Side 2) + 2 H(+)(Side 2)
4 ferrocytochrome c + O(2) + 8 H(+)(Side 1) = 4 ferricytochrome c + 4 H(2)O(Side 2)
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
hetero tridecamer (preferred)
PDBe Complex ID:
PDB-CPX-271950 (preferred)
Entry contents:
8 distinct polypeptide molecules
Macromolecules (8 distinct):
Ubiquinol-cytochrome c reductase iron-sulfur subunit Chains: C, Z
Molecule details ›
Chains: C, Z
Length: 194 amino acids
Theoretical weight: 20.56 KDa
Source organism: Pseudomonas aeruginosa
UniProt:
  • Canonical: Q9HVY4 (Residues: 3-196; Coverage: 99%)
Gene name: PA4431
Sequence domains:
Cytochrome b Chains: D, I
Molecule details ›
Chains: D, I
Length: 403 amino acids
Theoretical weight: 46.11 KDa
Source organism: Pseudomonas aeruginosa
UniProt:
  • Canonical: Q9HVY5 (Residues: 1-403; Coverage: 100%)
Gene name: PA4430
Sequence domains:
Probable cytochrome c1 Chains: J, M
Cytochrome c4 Chains: K, N
Cytochrome c domain-containing protein Chains: L, O
cytochrome-c oxidase Chain: E
Cytochrome c domain-containing protein Chain: F
Cbb3-type cytochrome c oxidase subunit Chain: G

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 2.7Å
Relevant EMDB volumes: EMD-40601