The molecule is a biphenyl compound comprising two tyrosine residues linked at carbon-3 of their benzene rings. It has a role as a biomarker. It is a member of biphenyls, a tyrosine derivative and a non-proteinogenic alpha-amino acid.
2-amino-3-[3-[5-(2-amino-2-carboxyethyl)-2-hydroxyphenyl]-4-hydroxyphenyl]propanoic acid