X-ray diffraction
4Å resolution

Crystal structure of pseudoudirinde synthase TruA in complex with leucyl tRNA


Function and Biology Details

Reaction catalysed:
tRNA uridine(38-40) = tRNA pseudouridine(38-40)
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
Entry contents:
1 distinct polypeptide molecule
1 distinct RNA molecule
Macromolecules (2 distinct):
tRNA pseudouridine synthase A Chain: A
Molecule details ›
Chain: A
Length: 270 amino acids
Theoretical weight: 30.44 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli BL21(DE3)
  • Canonical: P07649 (Residues: 1-270; Coverage: 100%)
Gene names: JW2315, asuC, b2318, hisT, leuK, truA
Sequence domains: tRNA pseudouridine synthase
Structure domains:
leucyl tRNA Chain: F
Molecule details ›
Chain: F
Length: 87 nucleotides
Theoretical weight: 28.09 KDa
Source organism: Escherichia coli
Expression system: Not provided
Sequence domains: tRNA

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 8.3.1
Spacegroup: P3221
Unit cell:
a: 80.355Å b: 80.355Å c: 205.373Å
α: 90° β: 90° γ: 120°
R R work R free
0.265 0.259 0.357
Expression systems:
  • Escherichia coli BL21(DE3)
  • Not provided