› 2a3m

X-ray diffraction
1.5Å resolution

Structure of Desulfovibrio desulfuricans G20 tetraheme cytochrome (oxidized form)

Released:
DOI: 10.2210/pdb2a3m/pdb
PDB entry 2a3m coloured by chain, front view.
PDB entry 2a3m coloured by chain, side view.
PDB entry 2a3m coloured by chain, top view.
Source organism: Oleidesulfovibrio alaskensis G20
Primary publication:
Desulfovibrio desulfuricans G20 tetraheme cytochrome structure at 1.5 Angstrom and cytochrome interaction with metal complexes.
Pattarkine MV, Tanner JJ, Bottoms CA, Lee YH, Wall JD
J Mol Biol 358 1314-27 (2006)
PMID: 16580681

Function and Biology Details

Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-174248 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Class III cytochrome C domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 130 amino acids
Theoretical weight: 14.17 KDa
Source organism: Oleidesulfovibrio alaskensis G20
Expression system: Oleidesulfovibrio alaskensis G20
UniProt:
  • Canonical: Q30WH0 (Residues: 1-130; Coverage: 100%)
Gene name: Dde_3182
Sequence domains: Class III cytochrome C family
Structure domains: Cytochrome C3

Ligands and Environments

1 bound ligand:
Ligand HEC 4 x HEC
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P212121
Unit cell:
a: 43.67Å b: 43.876Å c: 57.729Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.177 0.175 0.195
Expression system: Oleidesulfovibrio alaskensis G20

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Citations

1 review citation

Multiheme proteins: effect of heme-heme interactions.
Lai et al. (2018)
5 other articles