Betaine reductase
class of enzymes
Betaine reductase (EC 1.21.4.4) is an enzyme that catalyzes the chemical reaction
acetyl phosphate + trimethylamine + thioredoxin disulfide
⇌
{\displaystyle \rightleftharpoons }
N,N,N-trimethylglycine + phosphate + thioredoxin
The 3 substrates of this enzyme are acetyl phosphate, trimethylamine, and thioredoxin disulfide, whereas its 3 products are N,N,N-trimethylglycine, phosphate, and thioredoxin.
This enzyme belongs to the family of oxidoreductases, specifically those acting on X-H and Y-H to form an X-Y bond with a disulfide as acceptor. The systematic name of this enzyme class is acetyl-phosphate trimethylamine:thioredoxin disulfide oxidoreductase (N,N,N-trimethylglycine-forming).
References
Andreesen JR; Sonntag, D; Grimm, R; Pich, A; Eckerskorn, C; Söhling, B; Andreesen, JR (1999). "Substrate-specific selenoprotein B of glycine reductase from Eubacterium acidaminophilum. Biochemical and molecular analysis". Eur. J. Biochem. 260 (1): 38–49. doi:10.1046/j.1432-1327.1999.00107.x.
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This entry incorporates text from “Betaine reductase” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.