Main Reaction: Isopentenyl pyrophosphate >> lycopene

Reference: PubMed ID: 11978865
Authors: El-Sayed WS, Takaichi S, Saida H, Kamekura M, Abu-Shady M, Seki H, Kuwabara T
Title: Effects of light and low oxygen tension on pigment biosynthesis in Halobacterium salinarum, revealed by a novel method to quantify both retinal and carotenoids.
Published: 2002 Apr

Isopentenyl pyrophosphate --> lycopene