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Substance Name: Betaine-Homocysteine S-Methyltransferase
RN: 9029-78-1


  • A ZINC metalloenzyme that catalyzes the transfer of a methyl group from BETAINE to HOMOCYSTEINE to produce dimethylglycine and METHIONINE, respectively. This enzyme is a member of a family of ZINC-dependent METHYLTRANSFERASES that use THIOLS or selenols as methyl acceptors.
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Names and Synonyms

Name of Substance

  • Betaine-Homocysteine S-Methyltransferase

MeSH Heading

  • Betaine-Homocysteine S-Methyltransferase


  • Bet HCys MTase
  • Bet-HCys MTase
  • Betaine Homocysteine Methyltransferase
  • Betaine Homocysteine Methyltransferase 2
  • Betaine Homocysteine S Methyltransferase
  • Betaine-Homocysteine Methyltransferase
  • Betaine-Homocysteine Methyltransferase 2
  • Betaine-Homocysteine Methyltransferase-2
  • Homocysteine Methyltransferase, Betaine
  • Methyltransferase 2, Betaine-Homocysteine
  • Methyltransferase, Betaine Homocysteine
  • Methyltransferase, Betaine-Homocysteine
  • Methyltransferase-2, Betaine-Homocysteine
  • MTase, Bet-HCys
  • S-Methyltransferase, Betaine-Homocysteine

Registry Numbers

CAS Registry Number

  • 9029-78-1

System Generated Number

  • 0009029781