CATH Classification

Domain Context

CATH Clusters

Superfamily Glutamyl-trna Synthetase; Domain 2
Functional Family Glutamine--tRNA ligase

Enzyme Information

6.1.1.18
Glutamine--tRNA ligase.
based on mapping to UniProt P00962
ATP + L-glutamine + tRNA(Gln) = AMP + diphosphate + L-glutaminyl- tRNA(Gln).

UniProtKB Entries (1)

P00962
SYQ_ECOLI
Escherichia coli K-12
Glutamine--tRNA ligase

PDB Structure

PDB 1QRU
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
Crystal structures of three misacylating mutants of Escherichia coli glutaminyl-tRNA synthetase complexed with tRNA(Gln) and ATP.
Arnez, J.G., Steitz, T.A.
Biochemistry