PDBe 1u7d

X-ray diffraction
2.65Å resolution

crystal structure of apo M. jannashii tyrosyl-tRNA synthetase

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Tyrosine--tRNA ligase Chains: A, B
Molecule details ›
Chains: A, B
Length: 306 amino acids
Theoretical weight: 35.1 KDa
Source organism: Methanocaldococcus jannaschii
Expression system: Escherichia coli
UniProt:
  • Canonical: Q57834 (Residues: 1-306; Coverage: 100%)
Gene names: MJ0389, tyrS
Sequence domains: tRNA synthetases class I (W and Y)
Structure domains:

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 5.0.2
Spacegroup: P212121
Unit cell:
a: 45.119Å b: 185.292Å c: 95.482Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.243 0.227 0.277
Expression system: Escherichia coli