Reaction catalyzed by ditrans,polycis-undecaprenyl-diphosphate synthase [(2E,6E)-farnesyl-diphosphate specific] (2.5.1.31)

		+			=			+
	farnesyl phosphate	+		isopentenyl diphosphate	=		phosphate	+		di-trans-poly-cis-undecaprenyl diphosphate