S-(sulfosulfanyl)-L-cysteine(1-) residue
s-(sulfosulfanyl)-l-cysteine(1-) residue
An α-amino-acid residue anion obtained by deprotonation of the sulfo group of <em>S</em>-(sulfosulfanyl)-<small>L</small>-cysteine residue; major species at pH 7.3.