› 1qwi

X-ray diffraction
1.8Å resolution

Crystal Structure of E. coli OsmC

Released:
DOI: 10.2210/pdb1qwi/pdb
PDB entry 1qwi coloured by chain, front view.
PDB entry 1qwi coloured by chain, side view.
PDB entry 1qwi coloured by chain, top view.
Source organism: Escherichia coli
Primary publication:
Structural and functional features of the Escherichia coli hydroperoxide resistance protein OsmC.
Lesniak J, Barton WA, Nikolov DB
Protein Sci 12 2838-43 (2003)
PMID: 14627744

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-142892 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Peroxiredoxin OsmC Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 143 amino acids
Theoretical weight: 15.28 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P0C0L2 (Residues: 1-143; Coverage: 100%)
Gene names: JW1477, b1482, osmC
Sequence domains: OsmC-like protein
Structure domains: GMP Synthetase; Chain A, domain 3

Ligands and Environments

No bound ligands
1 modified residue:
Ligand MSE 12 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X9A
Spacegroup: P21
Unit cell:
a: 65.747Å b: 64.229Å c: 67.585Å
α: 90° β: 92.62° γ: 90°
R-values:
R R work R free
0.222 0.222 0.24
Expression system: Escherichia coli

Quick links

Citations

4 review citations

The Rcs phosphorelay: a complex signal transduction system.
Majdalani et al. (2005)
3 more

3 mentions without citation

Reduction of 1-Cys peroxiredoxins by ascorbate changes the thiol-specific antioxidant paradigm, revealing another function of vitamin C.
Monteiro et al. (2007)
2 more