ditrans,polycis-polyprenyl diphosphate synthase [(2E,6E)-farnesyl diphosphate specific] activity
ditrans,polycis-polyprenyl diphosphate synthase [(2e,6e)-farnesyl diphosphate specific] activity
Catalysis of the reaction: (2E,6E)-farnesyl diphosphate + n isopentenyl diphosphate = a di-trans,poly-cis-polyprenyl diphosphate + n diphosphate.