1udq

X-ray diffraction
2.3Å resolution

Crystal structure of the tRNA processing enzyme RNase PH T125A mutant from Aquifex aeolicus

Released:
Source organism: Aquifex aeolicus
Primary publication:
Crystal structure of the tRNA processing enzyme RNase PH from Aquifex aeolicus.
J. Biol. Chem. 278 32397-404 (2003)
PMID: 12746447

Function and Biology Details

Structure analysis Details

Assembly composition:
homo hexamer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Ribonuclease PH Chain: A
Molecule details ›
Chain: A
Length: 255 amino acids
Theoretical weight: 28.38 KDa
Source organism: Aquifex aeolicus
Expression system: Escherichia coli
UniProt:
  • Canonical: O67069 (Residues: 1-255; Coverage: 100%)
Gene names: aq_924, rnpH, rph
Sequence domains:
Structure domains: GHMP Kinase, N-terminal domain

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SPRING-8 BEAMLINE BL41XU
Spacegroup: P6322
Unit cell:
a: 144.807Å b: 144.807Å c: 83.337Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.228 0.228 0.262
Expression system: Escherichia coli