label: S-(2-sulfodisulfanyl)-L-cysteinyl-[SoxY protein] + H2O <=> S-disulfanyl-L-cysteinyl-[SoxY protein] + sulfate + H(+)
label_lc: s-(2-sulfodisulfanyl)-l-cysteinyl-[soxy protein] + h2o <=> s-disulfanyl-l-cysteinyl-[soxy protein] + sulfate + h(+)