flavonoid 3′,5′-methyltransferase EC#: 2.1.1.267 • ChemWhat中文网

flavonoid 3′,5′-methyltransferase EC#: 2.1.1.267; 凯望编码 (ChemWhat Code): 1376533


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英文名	flavonoid 3′,5′-methyltransferase
Example Structure
别名	anthocyanin O-methyltransferase, AnthOMT, AOMT, AOMT1, AOMT2, AOMT3, CrCOMT2, CrOMT2, flavonoid 3′,5′-O-dimethyltransferase, flavonoid O-methyltransferase, methyltransferase, flavonoid, OMT2, OMT3, ROMT-15, ROMT-17
EC Number	2.1.1.267
CAS编号
Comments	Isolated from Vitis vinifera (grape) [2]. Most active with delphinidin 3-glucoside but also acts on cyanidin 3-glucoside, cyanidin, myricetin, quercetin and quercetin 3-glucoside. The enzyme from Catharanthus roseus was most active with myricetin [1].
Cofactor
History
Reactions	(1) S-adenosyl-L-methionine + a 3′-hydroxyflavonoid = S-adenosyl-L- homocysteine + a 3′-methoxyflavonoid. (2) S-adenosyl-L-methionine + a 5′-hydroxy-3′-methoxyflavonoid = S-adenosyl-L-homocysteine + a 3′,5′-dimethoxyflavonoid.