Reaction catalyzed by L-xylulose reductase (1.1.1.10), mannitol 2-dehydrogenase (NADP+) (1.1.1.138)
+
NADP+
=
+
NADPH
+
D-sorbitol
+
NADP+
=
D-sorbose
+
NADPH
+
H+
