Recombinant Human CST1 Protein
Recombinant Human Cystatin SN is produced by our Mammalian expression system and the target gene encoding Trp21-Ser141 is expressed with a 6His tag at the C-terminus.
Product Specifications
Product Name Alternative
Cystatin-SN; Cystain-SA-I; Cystatin-1; Salivary Cystatin-SA-1; CST1
UniProt
P01037
Expression Region
Trp21-Ser141
Conjugation
Unconjugated
Tag
C-6His
Origin
Human
Endotoxin
< 1 EU/μg as determined by LAL test.
Purity
SDS-PAGE: Greater than 95% as determined by reducing SDS-PAGE.
Bioactivity
Enzyme: Measured by its ability to inhibit active Cathepsin L (Cat#orb2993545) cleavage of a fluorogenic peptide substrate Z-LR-AMC (Catalog # ES008) .The IC50 value is 3.6 nM, as measured under the described conditions. (Regularly tested)
Form
Lyophilized
Molecular Weight
Predicted: 15.35 KDa. Observed: 17 KDa, reducing conditions
Storage Conditions
Lyophilized protein should be stored at ≤ -20°C, stable for one year after receipt. Reconstituted protein solution can be stored at 2-8°C for 2-7 days. Aliquots of reconstituted samples are stable at ≤ -20°C for 3 months.
Notes
For research use only.
Preservative
0.2 μm filtered solution of 20mM MES, 150mM NaCl, pH 5.5.
Available Sizes
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