# OC Root 2nd 3rd PC Gene/Definition OC.507367 Archaea.36195 Thaumarchaeota.1227 csy.1412 csy:CENSYa_1616 isopentenyl-diphosphate delta-isomerase; K01823 isopentenyl-diphosphate Delta-isomerase [EC:5.3.3.2]