X-ray diffraction
1.98Å resolution

Crystal structure of Staphylococcus aureus PstA in complex with c-di-AMP


Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo trimer (preferred)
Entry contents:
1 distinct polypeptide molecule
PstA Chain: A
Molecule details ›
Chain: A
Length: 129 amino acids
Theoretical weight: 14.02 KDa
Source organism: Staphylococcus aureus subsp. aureus COL
Expression system: Escherichia coli BL21(DE3)
  • Canonical: A0A0H2WXZ7 (Residues: 1-109; Coverage: 100%)
Gene name: SACOL0525
Sequence domains: Cyclic-di-AMP receptor
Structure domains: Alpha-Beta Plaits

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X06SA
Spacegroup: R32
Unit cell:
a: 68.1Å b: 68.1Å c: 135.74Å
α: 90° β: 90° γ: 120°
R R work R free
0.192 0.188 0.229
Expression system: Escherichia coli BL21(DE3)