Cat#:B7-1-091HAC;Product Name:Recombinant Human B7-1 / CD80 Protein;Synonym:CD80,B7,B7-1,B7.1,BB1,CD28LG,CD28LG1,LAB7;Description:Human B7-1 with His Tag is produced in HEK293 cells. It contains AA Val 35 - Asn 242. ;Source:HEK293;Predicted N Terminal:Val 35;Molecular Characterization:Recombinant human B7-1 / CD80 protein has a calculated molecular weight of 24.7 kDa. The recombinant protein migrates as 44-50 kDa under reducing (R) condition (SDS-PAGE) due to different glycosylation.  ;Purity:Greater than 95% as determined by SDS-PAGE.;Endotoxin:<1.0 EU per μg of recombinant human B7-1 / CD80 protein by the LAL method.;Formulation:Recombinant human B7-1 / CD80 protein was lyophilized from 0.22 μm filtered solution in PBS, pH7.4. ;Stability:Recombinant human B7-1 / CD80 protein was stable up to 1 year from date of receipt at -70℃;Storage:Store recombinant human B7-1 / CD80 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;