4wyz

X-ray diffraction
1.45Å resolution

The crystal structure of the A109G mutant of RNase A in complex with 3'UMP

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)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Ribonuclease pancreatic Chains: A, B
Molecule details ›
Chains: A, B
Length: 125 amino acids
Theoretical weight: 13.83 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

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 22-ID
Spacegroup: P21212
Unit cell:
a: 76.487Å b: 51.841Å c: 57.907Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.13 0.127 0.17
Expression system: Escherichia coli BL21(DE3)