2qk7

X-ray diffraction
2.4Å resolution

A covalent S-F heterodimer of staphylococcal gamma-hemolysin

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-140893 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Gamma-hemolysin component A Chain: A
Molecule details ›
Chain: A
Length: 288 amino acids
Theoretical weight: 32.73 KDa
Source organism: Staphylococcus aureus subsp. aureus MW2
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: P0A074 (Residues: 30-309; Coverage: 100%)
Gene names: hlg2, hlgA
Sequence domains: Leukocidin/Hemolysin toxin family
Structure domains: Leukocidin/porin MspA
Leukocidin/Hemolysin toxin domain-containing protein Chain: B
Molecule details ›
Chain: B
Length: 307 amino acids
Theoretical weight: 34.88 KDa
Source organism: Staphylococcus aureus subsp. aureus MW2
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: Q57227 (Residues: 27-325; Coverage: 100%)
Gene names: A6760_09280, NCTC7878_03479, SAMEA70245418_00363, hlgB, hlgB-like ORF, luk F-R
Sequence domains: Leukocidin/Hemolysin toxin family
Structure domains: Leukocidin/porin MspA

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-2
Spacegroup: P61
Unit cell:
a: 140Å b: 140Å c: 73.078Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.182 0.18 0.239
Expression system: Escherichia coli BL21