S-adenosylmethionine-homocysteine methyltransferase; functions along with Mht1p in the conversion of S-adenosylmethionine (AdoMet) to methionine to control the methionine/AdoMet ratio; SAM4 has a paralog, YMR321C, that arose from a single-locus duplication [Source:SGD;Acc:S000006194]

Chromosome XVI: 25,087-26,064 forward strand.

R64-1-1:BK006949.2

This gene has 1 transcript (splice variant), 255 orthologues and 6 paralogues.

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