› 1m1p

X-ray diffraction
1.55Å resolution

P21 crystal structure of the tetraheme cytochrome c3 from Shewanella oneidensis MR1

Released:
DOI: 10.2210/pdb1m1p/pdb
PDB entry 1m1p coloured by chain, front view.
PDB entry 1m1p coloured by chain, side view.
PDB entry 1m1p coloured by chain, top view.
Source organism: Shewanella oneidensis
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

Assemblies composition:
monomeric (preferred)
homo trimer
homo dimer
homo pentamer
homo tetramer
Assembly name:
PDBe Complex ID:
PDB-CPX-184351 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Tetrahaem cytochrome domain-containing protein Chains: A, B, C, D, E, F
Molecule details ›
Chains: A, B, C, D, E, F
Length: 91 amino acids
Theoretical weight: 9.67 KDa
Source organism: Shewanella oneidensis
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 4 x SO4
Ligand HEC 24 x HEC
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID13
Spacegroup: P21
Unit cell:
a: 93.69Å b: 34.005Å c: 108.313Å
α: 90° β: 110.49° γ: 90°
R-values:
R R work R free
0.175 0.173 0.211

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Citations

12 review citations

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

3 mentions without citation

The Crystal Structure of a Biological Insulated Transmembrane Molecular Wire.
Edwards et al. (2020)
2 more