Main Reaction: L-phenylalanine >> 4-coumaroyl-Coa

Reference: PubMed ID: 22107112
Authors: Kovinich N, Saleem A, Arnason JT, Miki B
Title: Identification of two anthocyanidin reductase genes and three red-brown soybean accessions with reduced anthocyanidin reductase 1 mRNA, activity, and seed coat proanthocyanidin amounts.
Published: 2012 Jan 18

L-phenylalanine --> 4-coumaroyl-Coa