transmethylase

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English[edit]

Noun[edit]

transmethylase (plural transmethylases)

  1. (biochemistry) An enzyme that catalyses transmethylation.
    • 1948, JW Dubnoff, H Borsook, “Dimethylthetin and dimethyl-β-propriothetin in methionine synthesis”, in Journal of Biological Chemistry:
      Although the dimethylthetin transmethylase can be prepared free from the betaine transmethylase by further alcohol fractionation, all active betaine transmethylase preparations have had dimethylthetin transmethylase activity.