ID 1.1.1.16 DE galactitol 2-dehydrogenase. CA galactitol + NAD(+) = H(+) + keto-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_RHIJ3 ; Q59787, SDH_CERSP ; //