Cat#:RP-1820M;Product Name:Recombinant Mouse IL2 Protein(His Tag);Synonym:Interleukin-2, T-cell growth factor (TCGF), Aldesleukin, Lymphokine, IL-2, Il2.;Description:Mouse Recombinant Interleukin-2 / IL2 protein produced in E.coli is a single, non-glycosylated polypeptide chain containing 170 amino acids (21-169 a.a) and having a molecular mass of 19.5kDa. The mouse IL2 protein is fused to a 20 amino acid His tag at N-Terminus and purified by our unique chromatographic techniques.;Source:E.coli;AA Sequence:MGSSHHHHHH SSGLVPRGSH MAPTSSSTSS STAEAQQQQQ QQQQQQQHLE QLLMDLQELL SRMENYRNLK LPRMLTFKFY LPKQATELKD LQCLEDELGP LRHVLDLTQS KSFQLEDAEN FISNIRVTVV KLKGSDNTFE CQFDDESATV VDFLRRWIAF CQSVISTSPQ.;Purity:Greater than 90.0% as determined by SDS-PAGE.;Bioactivity:Measured in a cell proliferation assay using CTLL2 mouse cytotoxic T cells. The ED50 for this effect is < 2.5 ng/ml, corresponding to a specific activity of less than 400,000units/mg.;Formulation:The Mouse IL2 protein (0.5mg/ml) is supplied in Phosphate Buffered Saline (pH7.4) 0.1M NaCl, and 20% glycerol.;Stability:Recombinant mouse IL2 Proteins are stable for up to 1 year from date of receipt at -70℃;Storage:Store recombinant mouse IL2 protein at 4°C if entire vial will be used within 2-4 weeks. Store, frozen at -20°C for longer periods of time. Please avoid freeze thaw cycles.;