3sci

X-ray diffraction
2.9Å resolution

Crystal structure of spike protein receptor-binding domain from a predicted SARS coronavirus human strain complexed with human receptor ACE2

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-157802 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Processed angiotensin-converting enzyme 2 Chains: A, B
Molecule details ›
Chains: A, B
Length: 603 amino acids
Theoretical weight: 69.98 KDa
Source organism: Homo sapiens
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: Q9BYF1 (Residues: 19-615; Coverage: 76%)
Gene names: ACE2, UNQ868/PRO1885
Sequence domains: Angiotensin-converting enzyme
Spike protein S1 Chains: E, F
Molecule details ›
Chains: E, F
Length: 228 amino acids
Theoretical weight: 25.88 KDa
Source organism: Severe acute respiratory syndrome-related coronavirus
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: P59594 (Residues: 306-527; Coverage: 18%)
Gene names: 2, S
Sequence domains: Betacoronavirus spike glycoprotein S1, receptor binding
Structure domains: Alpha-Beta Plaits

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P21
Unit cell:
a: 81.362Å b: 118.332Å c: 111.937Å
α: 90° β: 93.06° γ: 90°
R-values:
R R work R free
0.229 0.226 0.283
Expression system: Spodoptera frugiperda