L-cystine + O2 + H2O = (2R)-2-amino-2-carboxylatoethyl-disulfanyl-oxopropanoate + H2O2 + NH4(+)
l-cystine + o2 + h2o = (2r)-2-amino-2-carboxylatoethyl-disulfanyl-oxopropanoate + h2o2 + nh4(+)
L-cystine + O2 + H2O = (2R)-2-amino-2-carboxylatoethyl-disulfanyl-oxopropanoate + H2O2 + NH4(+)
l-cystine + o2 + h2o = (2r)-2-amino-2-carboxylatoethyl-disulfanyl-oxopropanoate + h2o2 + nh4(+)