Reaction catalyzed by beta-N-acetylgalactosaminidase (3.2.1.53)

		=			+
	GalNAc-beta-1,4-Gal-beta-1,4-Glc-beta-1,1-Cer	=		GalNAc	+		Gal-beta-1,4-Glc-beta-1,1-Cer