The molecule is an L-alpha-amino acid zwitterion obtained by transfer of a proton from the carboxy to the amino group of S-prenyl-L-cysteine; major species at pH 7.3. It is a L-alpha-amino acid zwitterion and a S-polyprenyl-L-cysteine zwitterion. It is a tautomer of a S-prenyl-L-cysteine.
(2R)-2-azaniumyl-3-(3-methylbut-2-enylsulfanyl)propanoate