The molecule is an amino acid zwitterion obtained by transfer of a proton from the carboxy to the amino group of 7-(2-hydroxy-3-amino-3-carboxypropyl)wyosine 5'-monophosphate. It is a tautomer of a 7-(2-hydroxy-3-amino-3-carboxypropyl)wyosine 5'-monophosphate.
(2S)-2-azaniumyl-4-[3-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-4,6-dimethyl-9-oxoimidazo[1,2-a]purin-7-yl]-3-hydroxybutanoate