338 Isopentenyl-diphosphate delta-isomerase DR_1087 MSSDPTGRPIETRKLRHLEACLRPESQYQKVKTGLDSVPWPYRALPESNLEEMRLDTVFLGRRLKAPVLIGAMTGGAEKAGVINRNLATAARNLGLGMMLGSQRVMLEHPDAWESFNVREVAPEILLIGNLGAAQFMLGYGAEQARRAVDEVMADALAIHLNPLQEALQRGGDTRWQGVTYRLKQVARELDFPVIIKEVGHGLDAATLRALADGPFAAYDVAGAGGTSWARVEQLVAHGQVHSPDLCELGVPTAQALRQARKTLPGAQLIASGGIRSGLDAARALSLGAEVVAVARPLLEPALDSSEAAEAWLRNFIQELRVALFVGGYRDVREVRGG fni Catalyzes the 1,3-allylic rearrangement of the homoallylic substrate isopentenyl (IPP) to its allylic isomer, dimethylallyl diphosphate (DMAPP) (By similarity). IDI2_DEIRA Isopentenyl pyrophosphate isomerase