1nyl

X-ray diffraction
2.6Å resolution

Unliganded glutaminyl-tRNA synthetase

Released:
Source organism: Escherichia coli
Primary publication:
tRNA-dependent active site assembly in a class I aminoacyl-tRNA synthetase.
Structure 11 591-603 (2003)
PMID: 12737824

Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-133723 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Glutamine--tRNA ligase Chain: A
Molecule details ›
Chain: A
Length: 539 amino acids
Theoretical weight: 61.92 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P00962 (Residues: 9-547; Coverage: 97%)
Gene names: JW0666, b0680, glnS
Sequence domains:
Structure domains:

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL11-1
Spacegroup: P212121
Unit cell:
a: 41.4Å b: 64.12Å c: 208.88Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.251 0.251 0.327
Expression system: Escherichia coli