› 1p2h

X-ray diffraction
2.1Å resolution

H61M mutant of flavocytochrome c3

Released:
DOI: 10.2210/pdb1p2h/pdb
PDB entry 1p2h coloured by chain, front view.
PDB entry 1p2h coloured by chain, side view.
PDB entry 1p2h coloured by chain, top view.
Source organism: Shewanella frigidimarina
Primary publication:
Histidine 61: an important heme ligand in the soluble fumarate reductase from Shewanella frigidimarina.
Rothery EL, Mowat CG, Miles CS, Walkinshaw MD, Reid GA, Chapman SK
Biochemistry 42 13160-9 (2003)
PMID: 14609326

Function and Biology Details

Reaction catalysed: 
Succinate + a quinone = fumarate + a quinol
Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-142991 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Fumarate reductase (cytochrome) Chain: A
Molecule details ›
Chain: A
Length: 571 amino acids
Theoretical weight: 60.62 KDa
Source organism: Shewanella frigidimarina
Expression system: Shewanella frigidimarina
UniProt:
  • Canonical: P0C278 (Residues: 1-571; Coverage: 100%)
Gene names: fcc3, fccA
Sequence domains:
Structure domains:

Ligands and Environments


Cofactor: Ligand HEM 4 x HEM

Cofactor: Ligand FAD 1 x FAD
2 bound ligands:
Ligand NA 1 x NA
Ligand TEO 1 x TEO
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: EMBL/DESY, HAMBURG BEAMLINE BW7A
Spacegroup: P21
Unit cell:
a: 44.693Å b: 87.286Å c: 76.993Å
α: 90° β: 104.35° γ: 90°
R-values:
R R work R free
0.195 0.195 0.261
Expression system: Shewanella frigidimarina

Quick links

Citations

1 review citation

Catalytic mechanisms of complex II enzymes: a structural perspective.
Iverson TM. (2013)
6 other articles

1 mention without citation

Investigation of Ionization Potential in Quantum Dots Using the Stratified Stochastic Enumeration of Molecular Orbitals Method.
Spanedda et al. (2022)