› 2bq4

X-ray diffraction
1.68Å resolution

Crystal structure of type I cytochrome c3 from Desulfovibrio africanus

Released:
DOI: 10.2210/pdb2bq4/pdb
PDB entry 2bq4 coloured by chain, front view.
PDB entry 2bq4 coloured by chain, side view.
PDB entry 2bq4 coloured by chain, top view.
Source organism: Desulfocurvibacter africanus
Primary publication:
The type I/type II cytochrome c3 complex: an electron transfer link in the hydrogen-sulfate reduction pathway.
Pieulle L, Morelli X, Gallice P, Lojou E, Barbier P, Czjzek M, Bianco P, Guerlesquin F, Hatchikian EC
J Mol Biol 354 73-90 (2005)
PMID: 16226767

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-161129 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Basic cytochrome c3 Chains: A, B
Molecule details ›
Chains: A, B
Length: 116 amino acids
Theoretical weight: 12.56 KDa
Source organism: Desulfocurvibacter africanus
UniProt:
  • Canonical: P94691 (Residues: 25-140; Coverage: 99%)
Sequence domains: Class III cytochrome C family
Structure domains: Cytochrome C3

Ligands and Environments

2 bound ligands:
Ligand HEC 8 x HEC
Ligand CA 2 x CA
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-2
Spacegroup: C2
Unit cell:
a: 100.9Å b: 46.3Å c: 54.816Å
α: 90° β: 118.97° γ: 90°
R-values:
R R work R free
0.202 0.2 0.24

Quick links

Citations

7 review citations

Metalloproteins containing cytochrome, iron-sulfur, or copper redox centers.
Liu et al. (2014)
6 more

2 mentions without citation

Electric field stimulates production of highly conductive microbial OmcZ nanowires.
Yalcin et al. (2020)
1 more