› 3h33

X-ray diffraction
2.25Å resolution

PpcC, A cytochrome c7 from Geobacter sulfurreducens

Released:
DOI: 10.2210/pdb3h33/pdb
PDB entry 3h33 coloured by chain, front view.
PDB entry 3h33 coloured by chain, side view.
PDB entry 3h33 coloured by chain, top view.
Source organism: Geobacter sulfurreducens
Primary publication:
Structural characterization of a family of cytochromes c(7) involved in Fe(III) respiration by Geobacter sulfurreducens.
Pokkuluri PR, Londer YY, Yang X, Duke NE, Erickson J, Orshonsky V, Johnson G, Schiffer M
Biochim Biophys Acta 1797 222-32 (2010)
PMID: 19857457

Function and Biology Details

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

Structure analysis Details

Assemblies composition:
monomeric (preferred)
homo dimer
Assembly name:
PDBe Complex ID:
PDB-CPX-181067 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Cytochrome c7-like domain-containing protein Chain: A
Molecule details ›
Chain: A
Length: 75 amino acids
Theoretical weight: 8.14 KDa
Source organism: Geobacter sulfurreducens
Expression system: Escherichia coli
UniProt:
  • Canonical: Q74G82 (Residues: 21-95; Coverage: 100%)
Gene names: GSU0365, ppcC
Sequence domains: Cytochrome c7 and related cytochrome c
Structure domains: Cytochrome C3

Ligands and Environments

2 bound ligands:
Ligand HEM 3 x HEM
Ligand SO4 1 x SO4
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-BM
Spacegroup: P41212
Unit cell:
a: 79.2Å b: 79.2Å c: 67.1Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.206 0.203 0.241
Expression system: Escherichia coli

Quick links

Citations

5 review citations

Diving into the redox properties of Geobacter sulfurreducens cytochromes: a model for extracellular electron transfer.
Santos et al. (2015)
4 more

3 mentions without citation

DEELIG: A Deep Learning Approach to Predict Protein-Ligand Binding Affinity.
Ahmed et al. (2021)
2 more