title: Regulation of the terminal reactions in methionine biosynthesis by vitamin B 12  and methionine.
mesh_terms: D000255:Adenosine Triphosphate; D000429:Alcohol Oxidoreductases / Q000096:biosynthesis; D002247:Carbon Isotopes; D004336:Drug Antagonism; D004790:Enzyme Induction; D004794:Enzyme Repression; D004926:Escherichia coli / Q000187:drug effects / Q000201:enzymology*; D005827:Genetics, Microbial; D007700:Kinetics; D008715:Methionine / Q000494:pharmacology*; D008780:Methyltransferases / Q000096:biosynthesis; D009154:Mutation; D012436:S-Adenosylmethionine; D012486:Salmonella typhimurium / Q000187:drug effects / Q000201:enzymology*; D013763:Tetrahydrofolates; D014166:Transferases; D014805:Vitamin B 12 / Q000037:antagonists & inhibitors / Q000494:pharmacology*
chemical_list: D002247:Carbon Isotopes; D013763:Tetrahydrofolates; D012436:S-Adenosylmethionine; D000255:Adenosine Triphosphate; D008715:Methionine; D000429:Alcohol Oxidoreductases; D014166:Transferases; D008780:Methyltransferases; D014805:Vitamin B 12