Reaction catalyzed by beta-carotene 15,15'-dioxygenase (1.13.11.63)
+
=
+
+
+
cryptoxanthin
+
O2
=
11-cis-retinal
+
all-trans-retinal
+
11-cis-3-hydroxy-retinal
+
all-trans-3-hydroxy-retinal
