3.2.1.158	((1-4)-3,6-anhydro-alpha-L-galactopyranosyl-(1-3)-beta-D-galactopyranose)n + H2O = ((1-4)-3,6-anhydro-alpha-L-galactopyranosyl-(1-3)-beta-D-galactopyranose)4 + ((1-4)-3,6-anhydro-alpha-L-galactopyranosyl-(1-3)-beta-D-galactopyranose)n-4	-	-