1rbb

X-ray diffraction
2.5Å resolution

THE CRYSTAL STRUCTURE OF RIBONUCLEASE B AT 2.5-ANGSTROMS RESOLUTION

Released:
Source organism: Bos taurus
Primary publication:
The crystal structure of ribonuclease B at 2.5-A resolution.
J Biol Chem 262 16020-31 (1987)
PMID: 3680242

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:
Cellular component:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
PDBe Complex ID:
PDB-CPX-158404 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Ribonuclease pancreatic Chains: A, B
Molecule details ›
Chains: A, B
Length: 124 amino acids
Theoretical weight: 13.71 KDa
Source organism: Bos taurus
Expression system: Not provided
UniProt:
  • Canonical: P61823 (Residues: 27-150; Coverage: 100%)
Gene names: RNASE1, RNS1
Sequence domains: Pancreatic ribonuclease
Structure domains: Ribonuclease A-like domain

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: C2
Unit cell:
a: 101.81Å b: 33.36Å c: 73.6Å
α: 90° β: 90.4° γ: 90°
R-values:
R R work R free
0.218 0.218 not available
Expression system: Not provided