› 1m1q

X-ray diffraction
0.97Å resolution

P222 oxidized structure of the tetraheme cytochrome c from Shewanella oneidensis MR1

Released:
DOI: 10.2210/pdb1m1q/pdb
PDB entry 1m1q coloured by chain, front view.
PDB entry 1m1q coloured by chain, side view.
PDB entry 1m1q coloured by chain, top view.
Source organism: Shewanella oneidensis MR-1
Primary publication:
Crystal structures at atomic resolution reveal the novel concept of "electron-harvesting" as a role for the small tetraheme cytochrome c.
Leys D, Meyer TE, Tsapin AS, Nealson KH, Cusanovich MA, Van Beeumen JJ
J Biol Chem 277 35703-11 (2002)
PMID: 12080059

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-184351 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Tetrahaem cytochrome domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 91 amino acids
Theoretical weight: 9.67 KDa
Source organism: Shewanella oneidensis MR-1
UniProt:
  • Canonical: Q8EDL6 (Residues: 26-116; Coverage: 100%)
Gene names: SO_2727, cctA
Sequence domains: Cytochrome c3
Structure domains: Flavocytochrome C3; Chain A

Ligands and Environments

2 bound ligands:
Ligand SO4 2 x SO4
Ligand HEC 4 x HEC
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: EMBL/DESY, HAMBURG BEAMLINE X11
Spacegroup: P212121
Unit cell:
a: 32.865Å b: 48.139Å c: 58.34Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.135 0.133 0.151

Quick links

Citations

12 review citations

Microorganisms pumping iron: anaerobic microbial iron oxidation and reduction.
Weber et al. (2006)
11 more

17 mentions without citation

Protein design using continuous rotamers.
Gainza et al. (2012)
16 more