Reaction catalyzed by ditrans,polycis-polyprenyl diphosphate synthase [(2E,6E)-farnesyl diphosphate specific] (2.5.1.87)
+
13
=
13
+
(2E,6E)-farnesyl diphosphate
+
13 isopentenyl diphosphate
=
13 diphosphate
+
di-trans,poly-cis-hexadecaprenyl diphosphate