The molecule is a dipeptide zwitterion that is glutaurine in which a proton has been transferred from the carboxy group to the alpha-amino group. It has a role as an anticonvulsant, an anxiolytic drug and a hormone. It is a conjugate acid of a glutaurine(1-). It is a tautomer of a glutaurine.
(2S)-2-azaniumyl-5-oxo-5-(2-sulfoethylamino)pentanoate