ID 1.3.1.34 DE 2,4-dienoyl-CoA reductase [(2E)-enoyl-CoA-producing]. AN 2,4-dienoyl-CoA reductase (NADPH). AN 4-enoyl-CoA reductase (NADPH). CA (1) a 4,5-saturated-(2E)-enoyl-CoA + NADP(+) = a (2E,4E)-dienoyl-CoA + CA H(+) + NADPH. CA (2) a (2E,4Z)-dienoyl-CoA + H(+) + NADPH = a 4,5-saturated-(2E)-enoyl-CoA CA + NADP(+). CC -!- This bacterial enzyme catalyzes the reduction of either (2E,4E)-2,4- CC dienoyl-CoA or (2E,4Z)-2,4-dienoyl-CoA to (2E)-2-enoyl-CoA. CC -!- The enzyme from Escherichia coli contains FAD, FMN, and an [4Fe-4S] CC iron sulfur cluster. cf. EC 1.3.1.124. DR O34717, FADH_BACSU ; P42593, FADH_ECOLI ; //