Reactivity | HuSpecies Glossary |
Applications | Bioactivity |
Format | Carrier-Free |
Additional Information | S.A approximately 2.8x10^8 IU/mg compared to WHO standard |
Details of Functionality | Measured in anti-viral assays using HeLa human cervical epithelial carcinoma cells infected with encephalomyocarditis (EMC) virus. Meager, A. (1987) in Lymphokines and Interferons, a Practical Approach. Clemens, M.J. et al. (eds): IRL Press. 129. The ED50 for this effect is 5.00-30.0 pg/mL. |
Source | Chinese Hamster Ovary cell line, CHO-derived human IFN-beta protein Met22-Asn187 |
Accession # | |
N-terminal Sequence | Met22 & Ser23 |
Protein/Peptide Type | Recombinant Proteins |
Gene | IFNB1 |
Purity | >95%, by SDS-PAGE with silver staining. |
Endotoxin Note | <0.10 EU per 1 μg of the protein by the LAL method. |
Dilutions |
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Theoretical MW | 20 kDa. Disclaimer note: The observed molecular weight of the protein may vary from the listed predicted molecular weight due to post translational modifications, post translation cleavages, relative charges, and other experimental factors. |
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SDS-PAGE | 20-26 kDa, reducing conditions |
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Publications |
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Storage | Use a manual defrost freezer and avoid repeated freeze-thaw cycles.
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Buffer | Lyophilized from a 0.2 μm filtered solution in Citric Acid and CHAPS. |
Purity | >95%, by SDS-PAGE with silver staining. |
Reconstitution Instructions | Reconstitute at 200 μg/mL in sterile water. |
Diseases for IFN-beta (8499-IF/CF)Discover more about diseases related to IFN-beta (8499-IF/CF).
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PTMs for IFN-beta (8499-IF/CF)Learn more about PTMs related to IFN-beta (8499-IF/CF).
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STING in Innate Immunity and Cancer: What’s the Buzz About? STING (STimulator of INterferon Genes protein) acts as a sensor of cytosolic DNA. Bacteria/Virus or self-derived DNA in the cytosol activates the STING pathway and promotes the production of type I interferons (IFN-alpha and IFN-beta). STING also ... Read full blog post. |
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