The molecule is a non-proteinogenic L-alpha-amino acid obtained by formal condensation of the 3-oxo group of L-topaquinone with the amino group of 2-phenylethylamine. It has a role as a metabolite. It derives from a L-topaquinone and a 2-phenylethylamine.
(2S)-2-amino-3-[6-hydroxy-4-oxo-3-(2-phenylethylimino)cyclohexa-1,5-dien-1-yl]propanoic acid