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Product Overview
Product Name Human IFN a 2a protein
Catalog Number orb426358
ReactivityHuman
ConjugationUnconjugated
Target IFN a 2a
Product Properties
Form/Appearance Sterile Filtered White lyophilized (freeze-dried) powder.
Lyophilized without additives.
Storage 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.
Note For research use only.
Protein Sequence The sequence of the first five N-terminal amino acids was determined and was found to be Cys-Asp-Leu-Pro-Gln, conforming to the sequence of native human IFN-a.N-terminal methionine has been completely removed enzymatically.
Purity >97.0% as determined by both:(a) Analysis by RP-HPLC.(b) Analysis by SDS-PAGE.
Source Escherichia Coli.
Activity The specific activity as determined in a viral resistance assay using bovine kidney MDBK cells was found to be 270,000,000 IU/mg.
Product Description

Recombinant of human IFN a 2a protein

Solubility (25°C)
Solubility (25°C) It is recommended to reconstitute the lyophilized Interferon-alpha 2a in sterile 18MΩ-cm H2O not less than 100μg/ml, which can then be further diluted to other aqueous solutions.
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