2bez

X-ray diffraction
1.6Å resolution

Structure of a proteolitically resistant core from the severe acute respiratory syndrome coronavirus S2 fusion protein

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero hexamer (preferred)
PDBe Complex ID:
PDB-CPX-157812 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Spike protein S2' Chain: C
Molecule details ›
Chain: C
Length: 77 amino acids
Theoretical weight: 8.43 KDa
Source organism: Severe acute respiratory syndrome-related coronavirus
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: P59594 (Residues: 896-972; Coverage: 6%)
Gene names: 2, S
Structure domains: Single alpha-helices involved in coiled-coils or other helix-helix interfaces
Spike protein S2' Chain: F
Molecule details ›
Chain: F
Length: 42 amino acids
Theoretical weight: 4.55 KDa
Source organism: Severe acute respiratory syndrome-related coronavirus
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: P59594 (Residues: 1142-1183; Coverage: 3%)
Gene names: 2, S
Structure domains: Single helix bin

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-1
Spacegroup: R32
Unit cell:
a: 37.345Å b: 37.345Å c: 469.823Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.208 0.206 0.244
Expression system: Escherichia coli BL21