BD, 756202, RB545 Mouse Anti-Rat CD71 OX-26
50 µg
Catalog Number: 756202
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| Source | Human Cystatin C, amino acids (Ser27-Ala146) (Accession# P01034), was expressed in 293E cells. The carboxi terminal contains a TG-10His-GGQ-tag. |
|---|---|
| Molecular Mass | The 135 amino acid recombinant protein has a predicted molecular mass of approximately 15.1 kD. The DTT-reducing and non-reducing protein migrates at approximately 17 kD by SDS-PAGE. The predicted N-terminal amino acid is Ser. |
| Purity | >95%, as determined by Coomassie stained SDS-PAGE. |
| Formulation | 0.22 µm filtered protein is in 20 mM HEPES, 0.1 M NaCl, and in pH 7.2. |
| Endotoxin Level | Less than 0.1 EU per µg cytokine as determined by the LAL method. |
| Concentration | 10 and 25 µg sizes are bottled at 200 µg/mL. 100 µg size and larger sizes are lot-specific and bottled at the concentration indicated on the vial. To obtain lot-specific concentration and expiration, please enter the lot number in our Certificate of Analysis online tool. |
| Storage & Handling | Unopened vial can be stored between 2°C and 8°C for up to 2 weeks, at -20°C for up to six months, or at -70°C or colder until the expiration date. For maximum results, quick spin vial prior to opening. The protein can be aliquoted and stored at -20°C or colder. Stock solutions can also be prepared at 50 - 100 µg/mL in appropriate sterile buffer, carrier protein such as 0.2 - 1% BSA or HSA can be added when preparing the stock solution. Aliquots can be stored between 2°C and 8°C for up to one week and stored at -20°C or colder for up to 3 months. Avoid repeated freeze/thaw cycles. |
| Activity | IC50 < 6.0 nM, as determined by inhibiting human Papain (0.05 µg/mL) activity when 100 uM of Z-FR-AMC is used as a papain peptide substrate. |
| Application | Bioassay |
| Application Notes | BioLegend carrier-free recombinant proteins provided in liquid format are shipped on blue-ice. Our comparison testing data indicates that when handled and stored as recommended, the liquid format has equal or better stability and shelf-life compared to commercially available lyophilized proteins after reconstitution. Our liquid proteins are verified in-house to maintain activity after shipping on blue ice and are backed by our 100% satisfaction guarantee. If you have any concerns, contact us at [email protected]. |
| Product Citations | Anchan A, et al. 2020. Int J Mol Sci. :21. PubMed |
| Structure | Monomer. |
| Distribution | Considered ubiquitously expressed, biological fluids, dendritic cells, and macrophages. |
| Function | Inhibitor of cysteine proteases (capthepsins B, H, K, L, and S). Transcription factor IFN regulatory factor 8 (IRF-8) induces cystatin C in mouse primary dendritic cells. IL-10 inhibits IRF-8 and consequently Cystatin C. |
| Interaction | Normal and cancer cells. |
| Ligand/Receptor | Papain-like cysteine proteases, cathepsins B, H, K, L, and S, and legumain. |
| Bioactivity | Inhibits cystein proteases. |
| Biology Area | Cancer Biomarkers, Cell Biology |
| Molecular Family | Enzymes and Regulators |
| Antigen References | 1. Grubb A, et al. 1982. Proc. Nat. Acad. Sci. 79:3024. 2. Janowski R, et al. 2001. Nat. Struct. Biol. 8:316. 3. Sokol JP, Schiemann WP. 2004. Mol. Cancer Res. 2:183. 4. Bird PI, et al. 2009. Nat Rev Immunol. 9:871. 5. Kaur G, Levy E. 2012. Front Mol. Neurosci. 5:79. 6. Xu Y, et al. 2014. J Biol Chem. 289:9730. 7. Xu Y, et al. 2015. Immunol. Cell Biol. 5:442-51. |
| Gene ID | 1471 |
| UniProt | View information about Cystatin C on UniProt.org |
| Regulatory Status | RUO |
| Other Names | Cystatin-3, Gamma-trace, Neuroendocrine basic polypeptide, Post-gamma-globulin, gamma-CSF, post-gamma protein |
| GMP Version Available | View Product |