title: Cobalamin-dependent and cobalamin-independent methionine synthases in Escherichia coli: two solutions to the same chemical problem.
authors.affiliation: Biophysics Research Division, University of Michigan, Ann Arbor 48109.
authors.forename: J T
authors.initials: JT
authors.lastname: Drummond
authors.forename: R G
authors.initials: RG
authors.lastname: Matthews
mesh_terms: D013766:5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase / Q000037:antagonists & inhibitors / Q000737:chemistry / Q000378:metabolism*; D000595:Amino Acid Sequence; D004926:Escherichia coli / Q000201:enzymology*; D008954:Models, Biological; D008969:Molecular Sequence Data; D009609:Nitrous Oxide / Q000494:pharmacology; D014805:Vitamin B 12 / Q000378:metabolism* / Q000494:pharmacology
chemical_list: D013766:5-Methyltetrahydrofolate-Homocysteine S-Methyltransferase; D009609:Nitrous Oxide; D014805:Vitamin B 12