1un5

X-ray diffraction
2.6Å resolution

Function and Biology Details

Reaction catalysed:
(1a) an (RNA) containing cytidine = an (RNA)-3'-cytidine-2',3'-cyclophosphate + a 5'-hydroxy-ribonucleotide-3'-(RNA)
Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-137272 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Angiogenin; Ribonuclease pancreatic Chain: A
Molecule details ›
Chain: A
Length: 125 amino acids
Theoretical weight: 14.46 KDa
Source organisms: Expression system: Escherichia coli
UniProt:
  • Canonical: P03950 (Residues: 25-61, 66-147; Coverage: 97%)
  • Canonical: P61823 (Residues: 64-68; Coverage: 4%)
Gene names: ANG, RNASE1, RNASE5, RNS1
Sequence domains: Pancreatic ribonuclease
Structure domains: Ribonuclease A-like domain

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SRS BEAMLINE PX14.1
Spacegroup: C2221
Unit cell:
a: 80.27Å b: 123.973Å c: 37.366Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.208 0.207 0.237
Expression system: Escherichia coli