X-ray diffraction
2.82Å resolution

Function and Biology Details

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

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Spike protein S1 Chains: A, C
Molecule details ›
Chains: A, C
Length: 210 amino acids
Theoretical weight: 23.59 KDa
Source organism: Severe acute respiratory syndrome coronavirus 2
Expression system: Homo sapiens
  • Canonical: P0DTC2 (Residues: 329-538; Coverage: 17%)
Gene names: 2, S
Sequence domains: Betacoronavirus spike glycoprotein S1, receptor binding
Ilama-isolated nanobody NIH-CoV nb-112 specific to SARS-CoV-2 RBD Chains: B, D
Molecule details ›
Chains: B, D
Length: 130 amino acids
Theoretical weight: 14.05 KDa
Source organism: Lama glama
Expression system: Saccharomyces cerevisiae

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL9-2
Spacegroup: P21
Unit cell:
a: 32.702Å b: 59.004Å c: 216.879Å
α: 90° β: 91.34° γ: 90°
R R work R free
0.21 0.201 0.287
Expression systems:
  • Homo sapiens
  • Saccharomyces cerevisiae