PDBe 5iuc

X-ray diffraction
1.25Å resolution

Crystal structure of the GspB siglec domain with sialyl T antigen bound


Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Platelet binding protein GspB Chains: A, B
Molecule details ›
Chains: A, B
Length: 127 amino acids
Theoretical weight: 13.95 KDa
Source organism: Streptococcus gordonii
Expression system: Escherichia coli BL21(DE3)
  • Canonical: Q939N5 (Residues: 399-521; Coverage: 4%)
Gene name: gspB
Structure domains: Immunoglobulin-like

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 21-ID-F
Spacegroup: P21212
Unit cell:
a: 67.67Å b: 66.547Å c: 55.854Å
α: 90° β: 90° γ: 90°
R R work R free
0.157 0.156 0.178
Expression system: Escherichia coli BL21(DE3)