ID 1.3.1.8 DE acyl-CoA dehydrogenase (NADP(+)). AN 2-enoyl-CoA reductase. AN enoyl coenzyme A reductase. CA a 2,3-saturated acyl-CoA + NADP(+) = a 2,3-dehydroacyl-CoA + H(+) + CA NADPH. CC -!- The liver enzyme acts on enoyl-CoA derivatives of carbon chain length CC 4 to 16, with optimum activity on 2-hexenoyl-CoA. CC -!- In Escherichia coli, cis-specific and trans-specific enzymes exist CC (cf. EC 1.3.1.37 and EC 1.3.1.38). //