The molecule is conjugate base of 2-[3-carboxy-3-(methylammonio)propyl]-L-histidine where both carboxy groups are anionic and both the primary and secondary amino groups are protonated; major species at pH 7.3. It has a role as a Saccharomyces cerevisiae metabolite. It is a conjugate base of a 2-[3-carboxy-3-(methylammonio)propyl]-L-histidine.
4-[5-[(2S)-2-azaniumyl-2-carboxylatoethyl]-1H-imidazol-2-yl]-2-(methylazaniumyl)butanoate