Human CSTB Protein
Recombinant Human Cystatin-B, BioActive
Product Specifications
Product Name Alternative
Cystatin-B, Stefin-B, Liver thiol proteinase inhibitor, CPI-B, CSTB, CST6, EPM1, PME, STFB
Source
E.coli
Field of Research
Neuroscience
Purity
Greater than 95.0% as determined by SDS-PAGE.
Bioactivity
The IC50 value is < 3.0nM. The inhibitory function of Cystatin B on protease activity of papain was measured by a fluorometric assay using Z-FR-AMC at pH 7.5 at 25 ̊C.
Form
Sterile Filtered colorless solution.
Storage Conditions
Stability: Store at 4°C if entire vial will be used within 2-4 weeks. Store, frozen at -20°C for longer periods of time. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA) .Avoid multiple freeze-thaw cycles
Notes
For research use only.
Applications Notes
Recombinant & Natural Proteins
Preservative
The CSTB solution (1mg/1ml) contains 50mM NaCl and 20mM Tris-HCl buffer (pH 8.0) .
AA Sequence
MGSSHHHHHH SSGLVPRGSH MMCGAPSATQ PATAETQHIA DQVRSQLEEK ENKKFPVFKA VSFKSQVVAG TNYFIKVHVG DEDFVHLRVF QSLPHENKPL TLSNYQTNKA KHDELTYF
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