PDBe 4nd6

X-ray diffraction
2Å resolution

Crystal structure of apo 3-nitro-tyrosine tRNA synthetase (5B) in the open form

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Tyrosine--tRNA ligase Chain: A
Molecule details ›
Chain: A
Length: 314 amino acids
Theoretical weight: 36.07 KDa
Source organism: Methanocaldococcus jannaschii DSM 2661
Expression system: Escherichia coli BL21(DE3)
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

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 5.0.2
Spacegroup: P43212
Unit cell:
a: 101.14Å b: 101.14Å c: 73.29Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.201 0.199 0.249
Expression system: Escherichia coli BL21(DE3)