title: Magnesium ions still necessary in isoleucyl-tRNA formation.
mesh_terms: D004926:Escherichia coli / Q000187:drug effects / Q000378:metabolism; D007532:Isoleucine / Q000378:metabolism*; D007700:Kinetics; D008274:Magnesium / Q000494:pharmacology*; D012343:RNA, Transfer / Q000378:metabolism*; D013096:Spermine / Q000494:pharmacology; D046249:Transfer RNA Aminoacylation / Q000187:drug effects*
chemical_list: D007532:Isoleucine; D013096:Spermine; D012343:RNA, Transfer; D008274:Magnesium