PDBe 7rsa

X-ray diffraction
1.26Å resolution

STRUCTURE OF PHOSPHATE-FREE RIBONUCLEASE A REFINED AT 1.26 ANGSTROMS

Released:
Source organism: Bos taurus
Primary publication:
Structure of phosphate-free ribonuclease A refined at 1.26 A.
Biochemistry 27 2705-17 (1988)
PMID: 3401445

Function and Biology Details

Reaction catalysed:
Endonucleolytic cleavage to nucleoside 3'-phosphates and 3'-phosphooligonucleotides ending in Cp or Up with 2',3'-cyclic phosphate intermediates.
Biochemical function:
Cellular component:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Ribonuclease pancreatic Chain: A
Molecule details ›
Chain: A
Length: 124 amino acids
Theoretical weight: 13.71 KDa
Source organism: Bos taurus
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

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: P21
Unit cell:
a: 30.18Å b: 38.4Å c: 53.32Å
α: 90° β: 105.85° γ: 90°
R-values:
R R work R free
0.15 not available not available