all-trans-nonaprenyl-diphosphate synthase (geranyl-diphosphate specific) activity
all-trans-nonaprenyl-diphosphate synthase (geranyl-diphosphate specific) activity
Catalysis of the reaction: 7 isopentenyl diphosphate + (2E)-geranyl diphosphate = all-trans-nonaprenyl diphosphate + 7 diphosphate.