The molecule is the L-enantiomer of cysteic acid. It has a role as an Escherichia coli metabolite and a human metabolite. It is a cysteic acid, an amino sulfonic acid, a L-alanine derivative, a L-cysteine derivative and a non-proteinogenic L-alpha-amino acid. It is a conjugate acid of a L-cysteate(1-).
(2R)-2-amino-3-sulfopropanoic acid