ID 1.3.99.23 DE all-trans-retinol 13,14-reductase. AN (13,14)-all-trans-retinol saturase. AN retinol saturase. AN RetSat. CA A + all-trans-13,14-dihydroretinol = AH2 + all-trans-retinol. CC -!- The reaction is only known to occur in the opposite direction to that CC given above, with the enzyme being specific for all-trans-retinol as CC substrate. CC -!- Neither all-trans-retinoic acid nor 9-cis, 11-cis or 13-cis-retinol CC isomers are substrates. CC -!- May play a role in the metabolism of vitamin A. DR Q5BLE8, RETST_DANRE; Q6NUM9, RETST_HUMAN; Q64FG0, RETST_MACFA; DR Q64FW2, RETST_MOUSE; Q8VHE9, RETST_RAT ; //