Reaction catalyzed by flavonoid 7-O-methyltransferase (2.1.1.B75), isoflavone 7-O-methyltransferase (2.1.1.150) show all sequences for 2.1.1.150
+
=
+
S-adenosyl-L-methionine
+
5,7,4'-trihydroxyisoflavone
=
S-adenosyl-L-homocysteine
+
5,4'-dihydroxy-7-methoxyisoflavone