4s3n

X-ray diffraction
2Å resolution

Crystal structure of human OAS3 domain I in complex with dsRNA

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
PDBe Complex ID:
PDB-CPX-195369 (preferred)
Entry contents:
1 distinct polypeptide molecule
2 distinct RNA molecules
Macromolecules (3 distinct):
2'-5'-oligoadenylate synthase 3 Chain: A
Molecule details ›
Chain: A
Length: 373 amino acids
Theoretical weight: 41.3 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9Y6K5 (Residues: 1-371; Coverage: 34%)
Gene names: OAS3, P/OKcl.4
Sequence domains: 2'-5'-oligoadenylate synthetase 1, domain 2, C-terminus
Structure domains:
RNA (5'-R(*GP*GP*CP*UP*UP*UP*UP*GP*AP*CP*CP*UP*UP*UP*AP*UP*GP*AP*A)-3') Chain: B
Molecule details ›
Chain: B
Length: 19 nucleotides
Theoretical weight: 6.02 KDa
Source organism: synthetic construct
Expression system: Not provided
RNA (5'-R(*UP*UP*CP*AP*UP*AP*AP*AP*GP*GP*UP*CP*AP*AP*AP*AP*GP*CP*C)-3') Chain: C
Molecule details ›
Chain: C
Length: 19 nucleotides
Theoretical weight: 6.07 KDa
Source organism: synthetic construct
Expression system: Not provided

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X29A
Spacegroup: P21
Unit cell:
a: 48.7Å b: 104.7Å c: 63.8Å
α: 90° β: 97.8° γ: 90°
R-values:
R R work R free
0.183 0.182 0.211
Expression systems:
  • Escherichia coli
  • Not provided