4rsd

X-ray diffraction
1.6Å resolution

STRUCTURE OF THE D121A VARIANT OF RIBONUCLEASE A

Released:

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:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-158390 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Ribonuclease pancreatic Chain: A
Molecule details ›
Chain: A
Length: 124 amino acids
Theoretical weight: 13.66 KDa
Source organism: Bos taurus
Expression system: Escherichia coli BL21(DE3)
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
X-ray source: RIGAKU RUH2R
Spacegroup: P3221
Unit cell:
a: 64.7Å b: 64.7Å c: 65.03Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.18 not available not available
Expression system: Escherichia coli BL21(DE3)