2re8

X-ray diffraction
2.6Å resolution

Glutaminyl-tRNA synthetase mutant C229R with bound analog 5'-O-[N-(L-GLUTAMYL)-SULFAMOYL]ADENOSINE

Released:
Source organism: Escherichia coli
Primary publication:
A rationally engineered misacylating aminoacyl-tRNA synthetase.
Proc Natl Acad Sci U S A 105 7428-33 (2008)
PMID: 18477696

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-133739 (preferred)
Entry contents:
1 distinct polypeptide molecule
1 distinct RNA molecule
Macromolecules (2 distinct):
Glutamine--tRNA ligase Chain: A
Molecule details ›
Chain: A
Length: 556 amino acids
Theoretical weight: 64.02 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P00962 (Residues: 1-548; Coverage: 99%)
Gene names: JW0666, b0680, glnS
Sequence domains:
Structure domains:
Glutamine tRNA Chain: B
Molecule details ›
Chain: B
Length: 75 nucleotides
Theoretical weight: 24.1 KDa
Source organism: Escherichia coli
Expression system: Not provided
Sequence domains: tRNA

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL9-1
Spacegroup: C2221
Unit cell:
a: 237.142Å b: 92.907Å c: 115.512Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.223 0.223 0.254
Expression systems:
  • Escherichia coli
  • Not provided