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Description
Research Area
Images & Validation
−
| Application Notes |
|---|
Key Properties
−| Source | E. coli |
|---|---|
| Biological Activity | Specific Activity is greater than 1.0 x 108 IU/ mg as determined in a viral resistance assay using VSV-WISH cells. |
| Target | IFNA2 |
| Tag | Tag Free |
| MW | 19.24 kD |
| Purity | Greater than 95% as determined by reducing SDS-PAGE.Endotoxin level less than 0.1 ng/ug (1 IEU/ug) as determined by LAL test. |
| Protein Sequence | Cys24-Glu188 |
Storage & Handling
−| Storage | Lyophilized protein should be stored at -20˚°C, though stable at room temperature for 3 weeks.Reconstituted protein solution can be stored at 4-7˚°C for 2-7 days.Aliquots of reconstituted samples are stable at -20˚°C for 3 months. |
|---|---|
| Form/Appearance | Lyophilized |
| Buffer/Preservatives | Lyophilized from a 0.2 um filtered solution of 20mM PB, 150mM NaCl, pH 7.2. It is not recommended to reconstitute to a concentration less than 100 ug/ml. Dissolve the lyophilized protein in ddH2O. |
| Expiration Date | 6 months from date of receipt. |
| Disclaimer | For research use only |
Alternative Names
−Similar Products
−Human IFN alpha2a Protein [orb1471756]
Greater than 95% as determined by reducing SDS-PAGE.
19.24 KDa
Mammalian
50 μg, 10 μgInterferon (IFN) alpha 2A Recombinant Protein [orb1671208]
CLIA, ELISA, LF, WB
> 90% pure by SDS-PAGE. Ligand affinity purified.
This recombinant protein contains full length of Human IFN-alpha 2A with a MW of 20.7 kDa. It is recognized by an anti-human IFN-alpha 2A mAb from R&D systems (Cat#93452) in ELISA tests.
E. coli
0.1 mgHuman Interferon-alpha 2a protein [orb80038]
FA, HPLC, SDS-PAGE
Unconjugated
> 98.0% as determined by both(a) Analysis by RP-HPLC.(b) Analysis by SDS-PAGE.
100 μg, 500 μgRecombinant human Interferon alpha 2 protein, N-His [orb1808048]
> 90% as determined by SDS-PAGE
21.6 kDa
100 μg, 500 μg

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Protocol Information
IFN alpha-2a Recombinant Protein (orb1229843)
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