4k87

X-ray diffraction
2.3Å resolution

Crystal structure of human prolyl-tRNA synthetase (substrate bound form)

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
PDBe Complex ID:
PDB-CPX-139773 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Bifunctional glutamate/proline--tRNA ligase Chain: A
Molecule details ›
Chain: A
Length: 535 amino acids
Theoretical weight: 60.55 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P07814 (Residues: 1000-1512; Coverage: 34%)
Gene names: EPRS, EPRS1, GLNS, PARS, PIG32, QARS, QPRS
Sequence domains:
Structure domains:

Ligands and Environments

3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PAL/PLS BEAMLINE 4A
Spacegroup: P3121
Unit cell:
a: 120.163Å b: 120.163Å c: 107.098Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.22 0.217 0.267
Expression system: Escherichia coli