| Protein | Synonyms | Taxonomy |
|---|---|---|
| S-methylmethionine--homocysteine S-methyltransferase BHMT2 | SMM-hcy methyltransferase; EC 2.1.1.10; Betaine--homocysteine S-methyltransferase 2 | Homo sapiens (human) |
| Betaine--homocysteine S-methyltransferase 1 | EC 2.1.1.5 | Homo sapiens (human) |
| Methionine synthase | MS; EC 2.1.1.13; 5-methyltetrahydrofolate--homocysteine methyltransferase; Cobalamin-dependent methionine synthase; Vitamin-B12 dependent methionine synthase | Homo sapiens (human) |
| Compound | Description |
|---|---|
| hydronium ion | |
| betaine | A naturally occurring compound that has been of interest for its role in osmoregulation. As a drug, betaine hydrochloride has been used as a source of hydrochloric acid in the treatment of hypochlorhydria. Betaine has also been used in the treatment of liver disorders, for hyperkalemia, for homocystinuria, and for gastrointestinal disturbances. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1341) |
| Vitamin U | A vitamin found in green vegetables. It is used in the treatment of peptic ulcers, colitis, and gastritis and has an effect on secretory, acid-forming, and enzymatic functions of the intestinal tract. |