Reaction catalyzed by L-iduronidase (3.2.1.76)
+
H2O
=
+
alpha-L-iduronysyl-(alpha-1,4)2,5-anhydro-D-mannitol-6-sulfate
+
H2O
=
2,5-anhydro-D-mannitol 6-sulfate
+
alpha-L-iduronic acid