3sj9

X-ray diffraction
2.4Å resolution

crystal structure of the C147A mutant 3C of CVA16 in complex with FAGLRQAVTQ peptide

Released:

Function and Biology Details

Reaction catalysed:
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.
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-111797 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
3C protease Chain: A
Molecule details ›
Chain: A
Length: 190 amino acids
Theoretical weight: 21.06 KDa
Source organism: Coxsackievirus A16
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: C8CIL7 (Residues: 1-183; Coverage: 28%)
Sequence domains: 3C cysteine protease (picornain 3C)
Structure domains: Trypsin-like serine proteases
FAGLRQAVTQ peptide Chain: B
Molecule details ›
Chain: B
Length: 10 amino acids
Theoretical weight: 1.09 KDa
Source organism: Coxsackievirus A16
Expression system: Not provided

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU MICROMAX-007
Spacegroup: P43212
Unit cell:
a: 62.519Å b: 62.519Å c: 110.093Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.197 0.195 0.241
Expression systems:
  • Escherichia coli BL21(DE3)
  • Not provided