2zzf

X-ray diffraction
2.7Å resolution

Crystal structure of alanyl-tRNA synthetase without oligomerization domain

Released:
Source organism: Pyrococcus horikoshii
Primary publication:
The structure of alanyl-tRNA synthetase with editing domain.
Proc Natl Acad Sci U S A 106 11028-33 (2009)
PMID: 19549823

Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-129660 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Alanine--tRNA ligase Chain: A
Molecule details ›
Chain: A
Length: 752 amino acids
Theoretical weight: 86.86 KDa
Source organism: Pyrococcus horikoshii
Expression system: Escherichia coli
UniProt:
  • Canonical: O58035 (Residues: 1-752; Coverage: 82%)
Gene names: PH0297, alaS
Sequence domains:
Structure domains:

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PHOTON FACTORY BEAMLINE BL-5A
Spacegroup: C2
Unit cell:
a: 164.258Å b: 98.84Å c: 72.927Å
α: 90° β: 108.64° γ: 90°
R-values:
R R work R free
0.208 0.206 0.263
Expression system: Escherichia coli