X-ray diffraction
2.2Å resolution

Crystal structure of a Novel viral protease with a serine/lysine catalytic dyad mechanism


Function and Biology Details

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

Structure analysis Details

Assemblies composition:
monomeric (preferred)
homo 24-mer
homo hexamer
homo dimer
Entry contents:
1 distinct polypeptide molecule
Protease VP4 Chains: A, B
Molecule details ›
Chains: A, B
Length: 217 amino acids
Theoretical weight: 23.66 KDa
Source organism: Blotched snakehead virus
Expression system: Escherichia coli
  • Canonical: Q8AZM0 (Residues: 558-773; Coverage: 20%)
Structure domains:

Ligands and Environments

No bound ligands
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X26C
Spacegroup: I23
Unit cell:
a: 144.07Å b: 144.07Å c: 144.07Å
α: 90° β: 90° γ: 90°
R R work R free
0.259 0.222 0.267
Expression system: Escherichia coli