For the best experience on the Abcam website please upgrade to a modern browser such as
Source Escherichia coli
Amino Acid Sequence
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.
Abpromise guarantee covers the use of
in the following tested applications.
The application notes include recommended starting dilutions; optimal dilutions/concentrations should be determined by the end user.
Biological activity Specific Activity is 2.7 x 10 8 IU/mg.
Purity > 95
% SDS-PAGE. This product was purified by proprietary chromatographic techniques.
Purity: Greater than 98.0% as determined by both:
(a) Analysis by RP-HPLC.
(b) Analysis by SDS-PAGE.
Additional notes For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).
Concentration information loading... Preparation and Storage
Stability and Storage
Shipped at 4°C. Upon delivery aliquot and store at -20°C or -80°C. Avoid repeated freeze / thaw cycles.
Constituents: Sodium chloride, 0.77mg/ml Ammonium Acetate.
This product is an active protein and may elicit a biological response in vivo, handle with caution.
Reconstitution Reconstitute in sterile 18MOhm/cm water to not less than 100µg/ml, which can then be further diluted to other aqueous solutions.
Alpha 2a interferon
IFN alpha 2
Function Produced by macrophages, IFN-alpha have antiviral activities.
Sequence similarities Belongs to the alpha/beta interferon family.
Cellular localization Secreted.
Information by UniProt
References for Recombinant human Interferon alpha 2 protein (ab73125)
has not yet been referenced specifically in any publications.
Please note: All products are "FOR RESEARCH USE ONLY AND ARE NOT INTENDED FOR DIAGNOSTIC OR THERAPEUTIC USE"