title: Protection of phosphodiester bonds in yeast tRNAVal by its cognate aminoacyl-tRNA synthetase against alkylation by ethylnitrosourea.
mesh_terms: D000478:Alkylation; D000604:Amino Acyl-tRNA Synthetases / Q000378:metabolism*; D055598:Chemical Phenomena; D002621:Chemistry; D005038:Ethylnitrosourea / Q000494:pharmacology*; D009607:Nitrosourea Compounds / Q000494:pharmacology*; D009690:Nucleic Acid Conformation; D010710:Phosphates / Q000378:metabolism; D012346:RNA, Transfer, Amino Acyl / Q000378:metabolism*; D012441:Saccharomyces cerevisiae / Q000032:analysis*; D014637:Valine-tRNA Ligase / Q000378:metabolism*
chemical_list: D009607:Nitrosourea Compounds; D010710:Phosphates; D012346:RNA, Transfer, Amino Acyl; D000604:Amino Acyl-tRNA Synthetases; D014637:Valine-tRNA Ligase; D005038:Ethylnitrosourea