A pyridoxal 5'-phosphate protein. The enzyme, isolated from the the plants Petunia hybrida and a Rosa hybrid, catalyses the production of phenylacetaldehyde directly from L-phenylalanine. The enzyme is specific for L-phenylalanine and does not accept other aromatic amino acids as substrates.
Kaminaga Y, Schnepp J, Peel G, Kish CM, Ben-Nissan G, Weiss D, Orlova I, Lavie O, Rhodes D, Wood K, Porterfield DM, Cooper AJ, Schloss JV, Pichersky E, Vainstein A, Dudareva N
Title
Plant phenylacetaldehyde synthase is a bifunctional homotetrameric enzyme that catalyzes phenylalanine decarboxylation and oxidation.