Recombinant human IL 28A produced in
E. coli is a single, non-glycosylated polypeptide chain containing 198 amino acids (26-200 a.a.) and having a molecular mass of 22.1 kDa. IL 28A is fused to a 23 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.
Synonyms: Interleukin-28A, IL-28A, IFN-Lambda 2, Interferon-Lambda 2, Cytokine ZCYTO20, IL28A, IFNL2, ZCYTO20.
Formulation: IL 28A protein solution (0.5 mg/ml) contains 20 mM Tris-HCl buffer (pH 8.0), 10% glycerol and 0.4 M Urea.
Physical Appearance: Sterile filtered colorless solution.
Purity: Greater than 85% as determined by SDS-PAGE.
Source:Escherichia coli. Amino acid sequence: MGSSHHHHHH SSGLVPRGSH MGSVPVARLH GALPDARGCH IAQFKSLSPQ ELQAFKRAKD ALEESLLLKD CRCHSRLFPR TWDLRQLQVR ERPMALEAEL ALTLKVLEAT ADTDPALVDV LDQPLHTLHH ILSQFRACIQ PQPTAGPRTR GRLHHWLYRL QEAPKKESPG CLEASVTFNL FRLLTRDLNC VASGDLCV .
Uniprot ACC number: Q8IZJ0
Transportation method: Shipped with Ice Packs.
Stability: 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.
Safety data sheet: Inquire at info@3hbiomedical.com