Reaction catalyzed by type 1 galactoside alpha-(1,2)-fucosyltransferase (2.4.1.69)

		+			=			+
	GDP-beta-L-fucose	+		Galbeta(1-3)[Fucalpha(1-4)]GlcNAc	=		GDP	+		Fucalpha(1-2)Galbeta(1-3)[Fucalpha(1-4)]GlcNAc