ID 1.3.1.117 DE hydroxycinnamoyl-CoA reductase. AN hydroxycinnamoyl-CoA double bond reductase. CA (1) dihydro-4-coumaroyl-CoA + NADP(+) = (E)-4-coumaroyl-CoA + H(+) + CA NADPH. CA (2) dihydroferuloyl-CoA + NADP(+) = (E)-feruloyl-CoA + H(+) + NADPH. CC -!- Isolated from Malus X domestica (apple). CC -!- Involved in dihydrochalcone biosynthesis. //