Cat#:RP-4039H;Product Name:Recombinant Human IL18 Protein(His Tag);Synonym:Interferon-gamma-inducing factor, IGIF, IL-1g, IL-18, IL1F4, MGC12320, IFN-gamma-inducing factor, Interleukin-1 gamma, IL-1 gamma, Iboctadekin, IL18.;Description:Interleukin-18 Protein produced in E.coli is a single, non-glycosylated, Polypeptide chain containing 157 amino acids fragment (37-193) having a molecular weight of 20kDa and fused with a 4.5kDa amino-terminal hexahistidine tag. The IL-18 His is purified by proprietary chromatographic techniques.;Source:E.coli;Purity:Greater than 95.0% as determined by SDS-PAGE.;Formulation:Interleukin -18 His-Tag protein is supplied in 20mM Tris-HCl pH-8 and 50% glycerol.;Stability:Recombinant Proteins are stable for up to 1 year from date of receipt at -70℃;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. Please avoid freeze thaw cycles.;