2.1.1.76 | S-adenosyl-L-methionine + 3,5,7,3',4'-pentahydroxyflavone = S-adenosyl-L-homocysteine + 3-methoxy-5,7,3',4'-tetrahydroxyflavone |
ordered sequential bi-bi mechanism |
663119 |
2.1.1.76 | S-adenosyl-L-methionine + 3,5,7,3',4'-pentahydroxyflavone = S-adenosyl-L-homocysteine + 3-methoxy-5,7,3',4'-tetrahydroxyflavone |
specific for quercetin, related enzymes bring about the 3-O-methylation of other flavonols, such as galangin and kaempferol |
- |