Main Reaction: Tyrosine >> DOPA

Reference: PubMed ID: 19958792
Authors: Sadahiro R, Suzuki A, Shibuya N, Kamata M, Matsumoto Y, Goto K, Otani K
Title: Association study between a functional polymorphism of tyrosine hydroxylase gene promoter and personality traits in healthy subjects.
Published: 2010 Mar 17

Tyrosine --> DOPA