title: Studies on polylysyl-tRNA isolated from a cell-free system of Escherichia coli.
mesh_terms: D002474:Cell-Free System; D004926:Escherichia coli; D008239:Lysine / Q000032:analysis / Q000096:biosynthesis*; D012329:RNA, Bacterial / Q000032:analysis* / Q000037:antagonists & inhibitors; D012270:Ribosomes / Q000378:metabolism; D013752:Tetracycline / Q000494:pharmacology
chemical_list: D012329:RNA, Bacterial; D013752:Tetracycline; D008239:Lysine