29YA image
Deposition Date 2026-04-14
Release Date 2026-09-09
Last Version Date 2026-09-09
Entry Detail
PDB ID:
29YA
Title:
Cryo-EM structure of Rhodobacter capsulatus cytochrome bc1 dimer with one Rieske protein in the c position and one in the b position and quinone in the quinone oxidation site
Biological Source:
Source Organism(s):
Expression System(s):
Method Details:
Experimental Method:
Resolution:
2.69 Å
Aggregation State:
PARTICLE
Reconstruction Method:
SINGLE PARTICLE
Macromolecular Entities
Polymer Type:polypeptide(L)
Molecule:Ubiquinol-cytochrome c reduct
Gene (Uniprot):petA
Chain IDs:A, D
Chain Length:190
Number of Molecules:2
Biological Source:Rhodobacter capsulatus SB 1003
Polymer Type:polypeptide(L)
Molecule:Cytochrome b
Gene (Uniprot):petB
Chain IDs:B, E
Chain Length:444
Number of Molecules:2
Biological Source:Rhodobacter capsulatus SB 1003
Polymer Type:polypeptide(L)
Molecule:Cytochrome c1
Gene (Uniprot):petC
Chain IDs:C, F
Chain Length:258
Number of Molecules:2
Biological Source:Rhodobacter capsulatus SB 1003
Primary Citation
Distinct ubiquinone binding at the oxidation and reduction sites of cytochrome bc 1.
Proc.Natl.Acad.Sci.USA 123 e2618242123 e2618242123 (2026)
PMID: 42679026 DOI: 10.1073/pnas.2618242123
Primary Citation of related structures
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