29YB image
Deposition Date 2026-04-14
Release Date 2026-09-09
Last Version Date 2026-09-09
Entry Detail
PDB ID:
29YB
Keywords:
ELECTRON TRANSPORT
Title:
Cryo-EM structure of Rhodobacter capsulatus cytochrome bc1 dimer with both Rieske proteins in the b position
Biological Source:
Source Organism(s):
Rhodobacter capsulatus SB 1003 (Taxon ID: 272942)
Expression System(s):
Rhodobacter capsulatus
Method Details:
Experimental Method:
ELECTRON MICROSCOPY
Resolution:
2.74 Å
Aggregation State:
PARTICLE
Reconstruction Method:
SINGLE PARTICLE
29YB validation report missing
Macromolecular Entities
Structures with similar UniProt ID
Structural Superimposition Protein Blast
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
UniProt ID:D5ANZ2 Pfam ID:PF10399, PF00355 EC:7.1.1.8
Structures with similar UniProt ID
Structural Superimposition Protein Blast
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
UniProt ID:D5ANZ3 Pfam ID:PF00033, PF00032
Structures with similar UniProt ID
Structural Superimposition Protein Blast
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
UniProt ID:D5ANZ4 Pfam ID:PF02167
Ligand Molecules
FES
HEC
HEM
UMQ
UQ1
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
29YB
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