1.3.99.33 additional information the enzyme is unable to reduce cinnamate and shows no activity with acrylic, cinnamic, crotonic, fumaric and orotic acids Shewanella oneidensis ? - ? 89 1.3.99.33 additional information the enzyme is unable to reduce cinnamate and shows no activity with acrylic, cinnamic, crotonic, fumaric and orotic acids Shewanella oneidensis MR-1 / ATCC 700550 ? - ? 89 1.3.99.33 urocanate + FADH2 - Shewanella oneidensis dihydrourocanate + FAD - ? 460252 1.3.99.33 urocanate + FADH2 3-(1H-imidazol-4-yl)prop-2-enoate or imidazole propionate (ImP) Shewanella oneidensis dihydrourocanate + FAD - ? 460252 1.3.99.33 urocanate + reduced methyl viologen - Shewanella oneidensis dihydrourocanate + methyl viologen - ? 461387 1.3.99.33 urocanate + reduced methyl viologen + H+ - Shewanella oneidensis dihydrourocanate + methyl viologen - ? 422131 1.3.99.33 urocanate + reduced methyl viologen + H+ - Shewanella oneidensis MR-1 / ATCC 700550 dihydrourocanate + methyl viologen - ? 422131