Reaction catalyzed by lacto-N-biosidase (3.2.1.140)

		+		H2O	=			+
	beta-D-Gal-(1->3)-beta-D-GlcNAc-(1->3)-beta-D-Gal-(1->4)-D-Glc	+		H2O	=		beta-D-Gal-(1->3)-D-GlcNAc	+		beta-D-Gal-(1->4)-D-Glc