ENTRY       EC 2.1.1.88
NAME        8-Hydroxyquercetin 8-O-methyltransferase
            Flavonol 8-O-methyltransferase
CLASS       Transferases
            Transferring one-carbon groups
            Methyltransferases
SYSNAME     S-Adenosyl-L-methionine:3,3',4',5,7,8-hexahydroxyflavone
            $ 8-O-methyltransferase
REACTION    S-Adenosyl-L-methionine + 3,3',4',5,7,8-Hexahydroxyflavone =
            S-Adenosyl-L-homocysteine +
            3,3',4',5,7-Pentahydroxy-8-methoxyflavone
SUBSTRATE   S-Adenosyl-L-methionine
            3,3',4',5,7,8-Hexahydroxyflavone
            8-Hydroxykaempferol
PRODUCT     S-Adenosyl-L-homocysteine
            3,3',4',5,7-Pentahydroxy-8-methoxyflavone
COMMENT     Also acts on 8-hydroxykaempferol, but not on the glycosides of
            8-hydroxyflavonols.  An enzyme form the flower buds of Lotus
            corniculatus.
DBLINKS     University of Geneva ENZYME DATA BANK: 2.1.1.88
            WIT (What Is There) Metabolic Reconstruction: 2.1.1.88
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