GRADE & PURITYAnimal Free?Animal-free — produced without animal-derived components to reduce contamination risk. Use in biomanufacturing and culture avoiding animal-origin material.Carrier Free?Carrier-free — supplied without added carrier protein/stabilizer. Use when carriers (e.g. BSA) would interfere with conjugation or sensitive assays.Bioactive?Bioactive grade — verified to retain biological activity in functional assays. Use when the molecule must be functionally active, not just pure.ActiBioPure™?ActiBioPure™ — Aladdin's premier line for bioactive and recombinant products. Use when both high purity and preserved biological activity are required.Azide Free?Azide-free — without sodium azide preservative. Use in conjugations, cell work, or assays where azide is toxic or inhibitory.His Tag?His tag grade — recombinant protein bearing a His tag for affinity purification/detection. Use to purify, immobilize, or detect the tagged protein.≥95%(SDS-PAGE)
Expression System
HEK293
Accession #
P01037
Protein Tag
C-His
Expression system
HEK293
Endotoxin Concentration
<0.1 EU/μg
Bioactivity
Measured by its ability to inhibit active Cathepsin L cleavage of a fluorogenic peptide substrate Z-LR-AMC. The IC50 value is <11.0 nM.
Animal Free,Carrier Free,Bioactive,ActiBioPure™,Azide Free,His-Tag,≥95%(SDS-PAGE) ActiBioPure™,Animal Free,Azide Free,Bioactive,Carrier Free,His Tag for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
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Storage & shipping
Store at -20°C,Avoid repeated freezing and thawing Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.
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Quality documents
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
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Literature proof
Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Overview
Purity ≥95% (SDS-PAGE) Endotoxin level <0.1 EU/μg Function Human saliva appears to contain several cysteine proteinase inhibitors that are immunologically related to cystatin S but that differ in their specificity due to amino acid sequence differences. Cystatin SN, with a pI of 7.5, is a much better inhibitor of papain and dipeptidyl peptidase I than is cystatin S, although both inhibit ficin equally well.
Specifications
Product Name
Recombinant Human Cystatin SN Protein, ≥95% (SDS-PAGE)
15 kDa, under reducing conditions; 14 kDa, under non-reducing conditions.
Molecule Type
Protein
Storage and Shipping
Shape
Lyophilized
Reconstitution
Reconstitute in sterile water to a concentration of 0.1-0.5 mg/ml.
Storage
Store at -20°C,Avoid repeated freezing and thawing
Shipped In
Ice chest + Ice pads
Stability And Storage
Store at -20~-80℃ for more than 1 year. Upon receipt, it is recommended to aliquot. Avoid freeze/thaw cycle.
Images
Recombinant Human Cystatin SN Protein (rp144948) - SDS-PAGE 3 μg/lane of Recombinant Human Cystatin SN Protein was resolved with SDS-PAGE under reducing (R) and non-reducing (N) conditions and visualized by Coomassie® Blue staining, showing a band at 15 kDa under reducing conditions and 14 kDa under non-reducing conditions.
Documentation
📋 Safety Data Sheet (SDS)
Comprehensive hazard, handling, storage, and regulatory compliance document.
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Products are supplied to verified businesses, institutions, and qualified professionals for research and development use only. Not for use in humans, animals, diagnosis, or therapy.
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