Storage ConditionsLyophilized protein should be stored at < -20°C, though stable at room temperature for 3 weeks. Reconstituted protein solution can be stored at 4-7°C for 2-7 days. Aliquots of reconstituted samples are stable at < -20°C for 3 months.
Shipping ConditionsThe product is shipped at ambient temperature.
Upon receipt, store it immediately at the temperature listed below.
Molecular Weight13.3 KDa
Minimum PurityGreater than 95% as determined by reducing SDS-PAGE.
Other NameCST3
Cystatin-3
Cystatin-C
Gamma-trace
Neuroendocrine basic polypeptide
Post-gamma-globulin
BackgroundCystatin C is a member of family 2 of the cystatin superfamily. It is ubiquitous in human tissues and body fluids and mainly used as a biomarker of kidney function. Cystatin C inhibits many cysteine proteases such as papain and Cathepsins B, H, K, L and S