1wlj

X-ray diffraction
1.9Å resolution

human ISG20

Released:
Source organism: Homo sapiens

Function and Biology Details

Reaction catalysed:
Exonucleolytic cleavage in the 3'- to 5'-direction to yield nucleoside 5'-phosphates
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-188367 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Interferon-stimulated gene 20 kDa protein Chain: A
Molecule details ›
Chain: A
Length: 189 amino acids
Theoretical weight: 21.47 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: Q96AZ6 (Residues: 1-181; Coverage: 100%)
Gene names: HEM45, ISG20
Sequence domains: Exonuclease
Structure domains: Ribonuclease H-like superfamily/Ribonuclease H

Ligands and Environments

3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SPRING-8 BEAMLINE BL32B2
Spacegroup: P3221
Unit cell:
a: 63.42Å b: 63.42Å c: 97.91Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.207 0.207 0.227
Expression system: Escherichia coli