PDBe 1yyw

X-ray diffraction
2.8Å resolution

Crystal structure of RNase III from Aquifex aeolicus complexed with double stranded RNA at 2.8-Angstrom Resolution

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero hexamer (preferred)
Entry contents:
1 distinct polypeptide molecule
1 distinct RNA molecule
Macromolecules (2 distinct):
Ribonuclease 3 Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 221 amino acids
Theoretical weight: 26.15 KDa
Source organism: Aquifex aeolicus
Expression system: Escherichia coli
UniProt:
  • Canonical: O67082 (Residues: 1-221; Coverage: 100%)
Gene names: aq_946, rnc
Sequence domains:
Structure domains:
5'-R(*AP*AP*AP*UP*AP*UP*AP*UP*AP*UP*UP*U)-3' Chains: E, F, G, H, I, J, K, L
Molecule details ›
Chains: E, F, G, H, I, J, K, L
Length: 12 nucleotides
Theoretical weight: 3.77 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: APS BEAMLINE 22-ID
Spacegroup: P212121
Unit cell:
a: 86.428Å b: 95.906Å c: 166.004Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.246 0.243 0.314
Expression systems:
  • Escherichia coli
  • Not provided