ID 1.3.8.15 DE 3-(aryl)acrylate reductase. CA (1) H(+) + oxidized [electron-transfer flavoprotein] + phloretate = (E)- CA 4-coumarate + reduced [electron-transfer flavoprotein]. CA (2) 3-phenylpropanoate + H(+) + oxidized [electron-transfer flavoprotein] CA = (E)-cinnamate + reduced [electron-transfer flavoprotein]. CA (3) H(+) + indole-3-propanoate + oxidized [electron-transfer CA flavoprotein] = (E)-3-(indol-3-yl)acrylate + reduced [electron-transfer CA flavoprotein]. CC -!- The enzyme, found in some amino acid-fermenting anaerobic bacteria, CC participates in the fermentation pathways of L-phenylalanine, CC L-tyrosine, and L-tryptophan. CC -!- Unlike EC 1.3.1.31, this enzyme has minimal activity with crotonate. DR J7TF92, ACDA_CLOS1 ; //