title: Escherichia coli B N 5 -methyltetrahydrofolate-homocysteine cobalamin methyltransferase: gel-filtration behavior of apoenzyme and holoenzymes.
mesh_terms: D000478:Alkylation; D002247:Carbon Isotopes; D055598:Chemical Phenomena; D002627:Chemistry, Physical; D002850:Chromatography, Gel; D004229:Dithiothreitol; D004355:Drug Stability; D004926:Escherichia coli / Q000201:enzymology*; D005492:Folic Acid; D006710:Homocysteine; D006879:Hydroxocobalamin; D046911:Macromolecular Substances; D008433:Mathematics; D008745:Methylation; D008780:Methyltransferases / Q000302:isolation & purification; D008970:Molecular Weight; D014316:Tritium; D014508:Urea; D014805:Vitamin B 12
chemical_list: D002247:Carbon Isotopes; D046911:Macromolecular Substances; D006710:Homocysteine; D014316:Tritium; D014508:Urea; D005492:Folic Acid; D008780:Methyltransferases; D014805:Vitamin B 12; D006879:Hydroxocobalamin; D004229:Dithiothreitol