PDBe 1wyd

X-ray diffraction
2.3Å resolution

Crystal Structure of Aspartyl-tRNA synthetase from Sulfolobus tokodaii

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Aspartate--tRNA(Asp/Asn) ligase Chains: A, B
Molecule details ›
Chains: A, B
Length: 429 amino acids
Theoretical weight: 49.14 KDa
Source organism: Sulfolobus tokodaii str. 7
Expression system: Escherichia coli
UniProt:
  • Canonical: Q976I3 (Residues: 1-429; Coverage: 100%)
Gene names: STK_02050, aspS
Sequence domains:
Structure domains:

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PHOTON FACTORY BEAMLINE AR-NW12A
Spacegroup: P21212
Unit cell:
a: 116.3Å b: 139.25Å c: 75.3Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.237 0.232 0.279
Expression system: Escherichia coli