› 3dxh

X-ray diffraction
1.4Å resolution

Ribonuclease A uridine 5' diphosphate complex

Released:
DOI: 10.2210/pdb3dxh/pdb
PDB entry 3dxh coloured by chain, front view.
PDB entry 3dxh coloured by chain, side view.
PDB entry 3dxh coloured by chain, top view.
Source organism: Bos taurus
Primary publication:
Inhibitor design to Ribonuclease A: The binding of two 5'phosphate uridine analogues
Tsirkone VG, Dossi K, Drakou C, Zographos SE, Kontou M, Leonidas DD
Acta Crystallogr. Sect. F Struct. Biol. Cryst. Commun. (2009)

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:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-158390 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Ribonuclease pancreatic Chains: A, B
Molecule details ›
Chains: A, B
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

1 bound ligand:
Ligand UDP 4 x UDP
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SRS BEAMLINE PX10.1
Spacegroup: C2
Unit cell:
a: 100.003Å b: 32.337Å c: 72.299Å
α: 90° β: 90.72° γ: 90°
R-values:
R R work R free
0.19 0.188 0.225

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