Generation Mechanism of Radical Species by Tyrosine Tyrosinase Reaction Semantic Scholar Elucidation of the tyrosinase O2 monophenol ternary intermediate that dictates the monooxygenation mechanism in melanin biosynthesis PNAS A step toward understanding the oxygen activation by copper containing enzymes L Tyrosine vs. Dextroamphetamine In a sleep deprivation study, L Tyrosine actually outperformed one of Adderall's active stimulants (dextroamphetamine) in key cognitive tests, like mathematical processing and logical reasoning, even after 30 hours with Figure 2. [The tyrosine degradation pathway. Alkaptonuria]. GeneReviews NCBI Bookshelf Oxidation of protein tyrosine or methionine residues: From the amino acid to the peptide