2ijf

X-ray diffraction
3Å resolution

Crystal Structure of the Poliovirus RNA-Dependent RNA Polymerase Fidelity Mutant 3Dpol G64S

Released:
Model geometry
Fit model/data

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
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-185858 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
RNA-directed RNA polymerase Chain: A
Molecule details ›
Chain: A
Length: 461 amino acids
Theoretical weight: 52.6 KDa
Source organism: Human poliovirus 1 Mahoney
Expression system: Escherichia coli
UniProt:
  • Canonical: Q8QXN9 (Residues: 1749-2209; Coverage: 21%)
Sequence domains: Viral RNA-dependent RNA polymerase
Structure domains:

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

wwPDB Validation report is not available for this entry.
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P65
Unit cell:
a: 125.843Å b: 125.843Å c: 113.155Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.213 0.212 0.244
Expression system: Escherichia coli