› 1rtu

X-ray diffraction
1.8Å resolution

USTILAGO SPHAEROGENA RIBONUCLEASE U2

Released:
DOI: 10.2210/pdb1rtu/pdb
PDB entry 1rtu coloured by chain, front view.
PDB entry 1rtu coloured by chain, side view.
PDB entry 1rtu coloured by chain, top view.
Source organism: Ustilago sphaerogena
Primary publication:
Crystal structure of Ustilago sphaerogena ribonuclease U2 at 1.8 A resolution.
Noguchi S, Satow Y, Uchida T, Sasaki C, Matsuzaki T
Biochemistry 34 15583-91 (1995)
PMID: 7492561

Function and Biology Details

Reaction catalysed: 
(1a) (RNA) containing adenosine = an (RNA fragment)-3'-adenosine-2',3'-cyclophosphate + a 5'-hydroxy-ribonucleotide-3'-(RNA fragment)
Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-132815 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Ribonuclease U2 Chain: A
Molecule details ›
Chain: A
Length: 114 amino acids
Theoretical weight: 12.39 KDa
Source organism: Ustilago sphaerogena
UniProt:
  • Canonical: P00654 (Residues: 1-114; Coverage: 100%)
Gene name: RNU2
Structure domains: Microbial ribonucleases

Ligands and Environments

1 bound ligand:
Ligand SO4 1 x SO4
1 modified residue:
Ligand IAS 1 x IAS

Experiments and Validation Details

Entry percentile scores
X-ray source: PHOTON FACTORY
Spacegroup: P212121
Unit cell:
a: 49.32Å b: 61.27Å c: 34.95Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.143 not available not available

Quick links

Citations

1 review citation

Fungal ribotoxins: molecular dissection of a family of natural killers.
Lacadena et al. (2007)
26 other articles

4 mentions without citation

Protein deamidation.
Robinson NE. (2002)
3 more