Cat#:RP-0849H;Product Name:Recombinant Human IL-1 beta / IL1B Protein;Synonym:IL-1,IL-1 beta,IL-1B,IL1-BETA,IL1F2;Description:A DNA sequence encoding the mature form of human IL1B (NP_000567.1) (Ala 117-Ser 269) was expressed.;Source:E. coli;Predicted N Terminal:Met;Molecular Characterization:The recombinant human IL1尾 consisting of 154 amino acids migrates with an apparent molecular mass of 17 kDa as estimated in SDS-PAGE under reducing conditions.;Purity:Greater than 95 % as determined by SDS-PAGE;Endotoxin:Please contact us for more information.;Bioactivity:Please contact us for detailed information;Formulation:Lyophilized from sterile PBS, pH 7.4;Stability:Recombinant Proteins are stable for up to 1 year from date of receipt at -70℃;Reconstitution:Please see related COA for specific instructions.;Storage:Avoid repeated freeze-thaw cycles. In lyophilized state for 1 year (4-8℃); Upon reconstitution under sterile conditions for 2 weeks (4-8℃) or 3 months (-20℃ to -70℃).;