Cat#:4-1BB-219HAC;Product Name:Recombinant Human 4-1BB / TNFRSF9 Protein(Fc Tag);Synonym:TNFRSF9,4-1BB,CD137,CDw137,ILA;Description:Human 4-1BB with Fc Tag is produced in HEK293 cells. It contains AA Gln 25 - Gln 186. ;Source:HEK293;Predicted N Terminal:Gln 25;Molecular Characterization:Recombinant human 4-1BB / TNFRSF9 protein has a calculated molecular weight of 43.3 kDa. The recombinant protein migrates as 50-65 kDa on a SDS-PAGE gel under reducing (R) condition due to glycosylation.;Purity:Greater than 95% as determined by SDS-PAGE.;Endotoxin:<1.0 EU per μg of recombinant human 4-1BB / TNFRSF9 protein by the LAL method.;Formulation:Recombinant human 4-1BB / TNFRSF9 protein was lyophilized from 0.22 μm filtered solution in 50 mM tris, 100 mM glycine, pH7.5. ;Stability:Recombinant human 4-1BB / TNFRSF9 protein was stable up to 1 year from date of receipt at -70℃;Storage:Store recombinant human 4-1BB / TNFRSF9 protein under sterile conditions at -20℃ to -80℃. It is recommended that the recombinant protein be aliquoted for optimal storage. Avoid repeated freeze-thaw cycles.;Usage:For Lab Research Use Only;