The molecule is the D-enantiomer of histidinium(2+). It has a role as a Saccharomyces cerevisiae metabolite. It is a conjugate acid of a D-histidinium(1+). It is an enantiomer of a L-histidinium(2+).
[(1R)-1-carboxy-2-(1H-imidazol-3-ium-5-yl)ethyl]azanium