geranylfarnesyl diphosphate synthase activity
Catalysis of the reaction: (2E,6E,10E)-geranylgeranyl diphosphate + isopentenyl diphosphate = (2E,6E,10E,14E)-geranylfarnesyl diphosphate + diphosphate.
GO:0120531
prenyl diphosphate synthase activity
is_a
FGPP synthase activity
exact