4jgz

X-ray diffraction
3Å resolution

Crystal structure of human coxsackievirus A16 uncoating intermediate (space group I222)

Released:

Function and Biology Details

Reactions catalysed:
Nucleoside triphosphate + RNA(n) = diphosphate + RNA(n+1)
Selective cleavage of Gln-|-Gly bond in the poliovirus polyprotein. In other picornavirus reactions Glu may be substituted for Gln, and Ser or Thr for Gly.
Selective cleavage of Tyr-|-Gly bond in picornavirus polyprotein.
NTP + H(2)O = NDP + phosphate
Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero 180-mer (preferred)
PDBe Complex ID:
PDB-CPX-125105 (preferred)
Entry contents:
3 distinct polypeptide molecules
Macromolecules (3 distinct):
Polyprotein, capsid protein VP1 Chain: A
Molecule details ›
Chain: A
Length: 297 amino acids
Theoretical weight: 33.09 KDa
Source organism: Coxsackievirus A16
UniProt:
  • Canonical: I3W9E1 (Residues: 566-862; Coverage: 14%)
Sequence domains: Picornavirus coat protein
Structure domains: Jelly Rolls
Polyprotein, capsid protein VP2 Chain: B
Molecule details ›
Chain: B
Length: 254 amino acids
Theoretical weight: 27.59 KDa
Source organism: Coxsackievirus A16
UniProt:
  • Canonical: I3W9E1 (Residues: 70-323; Coverage: 12%)
Sequence domains: picornavirus capsid protein
Structure domains: Jelly Rolls
Polyprotein, capsid protein VP3 Chain: C
Molecule details ›
Chain: C
Length: 242 amino acids
Theoretical weight: 26.65 KDa
Source organism: Coxsackievirus A16
UniProt:
  • Canonical: I3W9E1 (Residues: 324-565; Coverage: 11%)
Sequence domains: picornavirus capsid protein
Structure domains: Jelly Rolls

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE I03
Spacegroup: I222
Unit cell:
a: 338.4Å b: 360.2Å c: 366Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.286 0.286 0.311