The molecule is conjugate base of porphobilinogen arising from deprotonation of the two carboxy groups and protonation of the amino group; major species at pH 7.3. It has a role as a human metabolite and a Saccharomyces cerevisiae metabolite. It is a conjugate base of a porphobilinogen.
3-[5-(azaniumylmethyl)-4-(carboxylatomethyl)-1H-pyrrol-3-yl]propanoate