1z3l

X-ray diffraction
1.8Å resolution

X-Ray Crystal Structure of a Mutant Ribonuclease S (F8Anb)

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:
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assemblies composition:
hetero dimer (preferred)
hetero tetramer
PDBe Complex ID:
PDB-CPX-158391 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Ribonuclease pancreatic Chain: S
Molecule details ›
Chain: S
Length: 15 amino acids
Theoretical weight: 1.67 KDa
Source organism: Bos taurus
Expression system: Not provided
UniProt:
  • Canonical: P61823 (Residues: 27-41; Coverage: 12%)
Gene names: RNASE1, RNS1
Ribonuclease pancreatic Chain: E
Molecule details ›
Chain: E
Length: 104 amino acids
Theoretical weight: 11.56 KDa
Source organism: Bos taurus
UniProt:
  • Canonical: P61823 (Residues: 47-150; Coverage: 84%)
Gene names: RNASE1, RNS1
Sequence domains: Pancreatic ribonuclease
Structure domains: Ribonuclease A-like domain

Ligands and Environments

1 bound ligand:
2 modified residues:

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200
Spacegroup: P3121
Unit cell:
a: 44.464Å b: 44.464Å c: 97.469Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.197 0.197 0.226
Expression system: Not provided