ID 1.1.1.166 DE hydroxycyclohexanecarboxylate dehydrogenase. CA (1S,3R,4S)-3,4-dihydroxycyclohexane-1-carboxylate + NAD(+) = (1S,4S)-4- CA hydroxy-3-oxocyclohexane-1-carboxylate + H(+) + NADH. CC -!- Acts on hydroxycyclohexanecarboxylates that have an equatorial CC carboxy group at C-1, an axial hydroxy group at C-3 and an equatorial CC hydroxy or carbonyl group at C-4, including (-)-quinate and (-)- CC shikimate. //