ID 1.1.1.16 DE Galactitol 2-dehydrogenase. CA Galactitol + NAD(+) = D-tagatose + NADH. CC -!- Also converts other alditols containing an L-threo-configuration CC adjacent to a primary alcohol group into the corresponding sugars. CC -!- The enzyme from Agrobacterium rubrum C58 is part of D-altritol and CC galactitol degradation pathways. DR A9CES4, GDH_AGRFC ; Q1MLL4, GDH_RHIL3 ; Q59787, SDH_CERSP ; //