SMILES: C(C(C(=O)O)N)S(=O)(=O)O
Description: The molecule is an amino sulfonic acid that is the sulfonic acid analogue of cysteine. It has a role as an animal metabolite. It is an alanine derivative, an amino sulfonic acid, a carboxyalkanesulfonic acid, a cysteine derivative and a non-proteinogenic alpha-amino acid.