ID 1.1.5.14 DE fructose 5-dehydrogenase. AN D-fructose dehydrogenase. CA a ubiquinone + keto-D-fructose = 5-dehydro-D-fructose + a ubiquinol. CC -!- The enzyme, characterized from the bacterium Gluconobacter japonicus, CC is a heterotrimer composed of an FAD-containing large subunit, CC a small subunit, and a heme c-containing subunit, which is CC responsible for anchoring the complex to the cytoplasmic membrane and CC for transferring the electrons to ubiquinone. CC -!- Formerly EC 1.1.99.11. DR M1VMF7, FDHL_GLUJA ; //