title: The structure and regulation of Escherichia coli glutaminyl-tRNA synthetase.
mesh_terms: D000604:Amino Acyl-tRNA Synthetases; D004926:Escherichia coli / Q000201:enzymology*; D009154:Mutation; D011487:Protein Conformation; D013329:Structure-Activity Relationship
chemical_list: D000604:Amino Acyl-tRNA Synthetases; C020659:glutaminyl-tRNA synthetase