title: A single mutational modification of a tryptophan-specific transfer RNA permits aminoacylation by glutamine and translation of the codon UAG.
mesh_terms: D000926:Anticodon; D001345:Autoradiography; D002498:Centrifugation; D002850:Chromatography, Gel; D003062:Codon / Q000378:metabolism*; D004591:Electrophoresis, Polyacrylamide Gel; D004926:Escherichia coli / Q000378:metabolism; D005973:Glutamine / Q000378:metabolism*; D009154:Mutation; D010761:Phosphorus Radioisotopes; D014176:Protein Biosynthesis; D012333:RNA, Messenger / Q000378:metabolism*; D012343:RNA, Transfer / Q000378:metabolism*; D046249:Transfer RNA Aminoacylation; D014364:Tryptophan / Q000378:metabolism*
chemical_list: D000926:Anticodon; D003062:Codon; D010761:Phosphorus Radioisotopes; D012333:RNA, Messenger; D005973:Glutamine; D014364:Tryptophan; D012343:RNA, Transfer