PDBe 5dgk

X-ray diffraction
2.9Å resolution

SCCmec type IV Cch - active helicase


Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo hexamer (preferred)
Entry contents:
1 distinct polypeptide molecule
Active helicase Chains: A, B
Molecule details ›
Chains: A, B
Length: 603 amino acids
Theoretical weight: 68.31 KDa
Source organism: Staphylococcus aureus
Expression system: Escherichia coli 'BL21-Gold(DE3)pLysS AG'
  • Canonical: Q0WXP6 (Residues: 1-595; Coverage: 100%)
Gene names: EQ90_14515, R114_17, R92_17
Sequence domains:

Ligands and Environments

2 bound ligands:

1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: R3
Unit cell:
a: 110.14Å b: 110.14Å c: 302.755Å
α: 90° β: 90° γ: 120°
R R work R free
0.224 0.221 0.261
Expression system: Escherichia coli 'BL21-Gold(DE3)pLysS AG'