PDBe 5eq4

X-ray diffraction
2.3Å resolution

Crystal structure of the SrpA adhesin R347E mutant from Streptococcus sanguinis


Function and Biology Details

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

Structure analysis Details

Assemblies composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Platelet-binding glycoprotein Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 201 amino acids
Theoretical weight: 22.02 KDa
Source organism: Streptococcus sanguinis SK36
Expression system: Escherichia coli
  • Canonical: A3CM52 (Residues: 249-449; Coverage: 12%)
Gene names: SSA_0829, srpA

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 21-ID-G
Spacegroup: P212121
Unit cell:
a: 44.7Å b: 88.055Å c: 199.214Å
α: 90° β: 90° γ: 90°
R R work R free
0.204 0.202 0.257
Expression system: Escherichia coli