Reaction catalyzed by heparin lyase (4.2.2.7)

		=		unsaturated heparin disaccharide	+		unsaturated heparin tetrasaccharide	+		unsaturated heparin hexasaccharide
	heparin	=		unsaturated heparin disaccharide	+		unsaturated heparin tetrasaccharide	+		unsaturated heparin hexasaccharide