› 1qwx

X-ray diffraction
1.5Å resolution

Crystal Structure of a Staphylococcal Inhibitor/Chaperone

Released:
DOI: 10.2210/pdb1qwx/pdb
PDB entry 1qwx coloured by chain, front view.
PDB entry 1qwx coloured by chain, side view.
PDB entry 1qwx coloured by chain, top view.
Source organism: Staphylococcus aureus subsp. aureus MW2
Entry authors: Brown CK, Gu Z-Y, Nickerson N, McGavin MJ, Ohlendorf DH, Earhart CA

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-181310 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Staphostatin B Chains: A, B
Molecule details ›
Chains: A, B
Length: 109 amino acids
Theoretical weight: 13.06 KDa
Source organism: Staphylococcus aureus subsp. aureus MW2
Expression system: Escherichia coli
UniProt:
  • Canonical: Q7A189 (Residues: 1-109; Coverage: 100%)
Gene names: MW0930, sspC
Sequence domains: Staphostatin B
Structure domains: beta-Barrel protease inhibitors

Ligands and Environments

No bound ligands
1 modified residue:
Ligand MSE 6 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X25
Spacegroup: P212121
Unit cell:
a: 34.44Å b: 77.91Å c: 101.99Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.202 0.2 0.221
Expression system: Escherichia coli

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