ID 4.2.3.155 DE 2-epi-valiolone synthase. CA D-sedoheptulose 7-phosphate = 2-epi-valiolone + phosphate. CC -!- The enzyme, characterized from the bacteria Actinosynnema mirum and CC Stigmatella aurantiaca DW4/3-1, produces 2-epi-valiolone, which is CC believed to function as a precursor in aminocyclitol biosynthesis. CC cf. EC 4.2.3.152 and EC 4.2.3.154. DR C6WFL3, EVS_ACTMD ; Q08VU0, EVS_STIAD ; //