Research Article
N-Terminal Region of GbIspH1, Ginkgo biloba IspH Type 1, May Be Involved in the pH-Dependent Regulation of Enzyme Activity
Figure 5
Proposed IspH-catalyzed reaction mechanism of isopentenyl diphosphate biosynthesis. Steps a and b represent possible proton transfer pathways to the allylic anion intermediate, which results in different product formation.