SMILES: C(CS(=O)(=O)O)C(C(=O)O)N
Description: The molecule is a non-proteinogenic alpha-amino acid that is homocysteine in which the thiol group has benn oxidised to the corresponding sulfonic acid. It is an amino sulfonic acid, a carboxyalkanesulfonic acid and a non-proteinogenic alpha-amino acid. It derives from a homocysteine.