X-ray diffraction
2.2Å resolution

Crystal structure of SARS spike protein receptor binding domain


Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Spike protein S1 Chains: C, E
Molecule details ›
Chains: C, E
Length: 203 amino acids
Theoretical weight: 22.88 KDa
Source organism: Severe acute respiratory syndrome-related coronavirus
Expression system: Spodoptera frugiperda
  • Canonical: P59594 (Residues: 317-510; Coverage: 16%)
Gene names: 2, S
Structure domains: Alpha-Beta Plaits

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X29A
Spacegroup: P43212
Unit cell:
a: 75.884Å b: 75.884Å c: 235.863Å
α: 90° β: 90° γ: 90°
R R work R free
0.184 0.182 0.213
Expression system: Spodoptera frugiperda