Main Reaction: Tyrosine >> L-DOPA

Reference: PubMed ID: 26779247
Authors: Teng XL, Chen N, Xiao XG
Title: Identification of a Catalase-Phenol Oxidase in Betalain Biosynthesis in Red Amaranth (Amaranthus cruentus).
Published: 2016 Jan 8

Tyrosine --> L-DOPA