Reaction catalyzed by 2,7,4'-trihydroxyisoflavanone 4'-O-methyltransferase (2.1.1.212)

		+			=			+
	S-adenosyl-L-methionine	+		2,4',7-trihydroxyisoflavanone	=		S-adenosyl-L-homocysteine	+		2,7-dihydroxy-4'-methoxyisoflavanone