title: Primary structure of a large aminoacyl-tRNA synthetase.
mesh_terms: D000412:Alanine-tRNA Ligase / Q000235:genetics*; D000595:Amino Acid Sequence; D000604:Amino Acyl-tRNA Synthetases / Q000235:genetics*; D001483:Base Sequence; D004926:Escherichia coli / Q000201:enzymology*; D005796:Genes; D013058:Mass Spectrometry; D010446:Peptide Fragments / Q000032:analysis
chemical_list: D010446:Peptide Fragments; D000604:Amino Acyl-tRNA Synthetases; D000412:Alanine-tRNA Ligase