The protein has a predicted molecular mass of 18.1 kDa after removal of the signal peptide. The apparent molecular mass of 4-1BB-His is approximately 25-35 kDa due to glycosylation.
Conjugate
Unconjugated
Purity
> 95%, by SDS-PAGE and Coomassie blue staining.
Product Form
Lyophilized
Concentration
Reconstitution dependent.
Formulation
Lyophilized from sterile Phosphate Buffered Saline, pH 7.4. Normally 5%–8% Trehalose is added as a protectant before lyophilization.
Storage
Shipped at 4°C. Lyophilized: Store at -20°C to -80°C. Reconstituted: Aliquot and store at -80°C. Product is stable for one year. Avoid freeze/thaw cycles.
Flow Cytometry - Recombinant Human CD137 Protein (6xHis Tag) (A318233)
Flow cytometry analysis with Recombinant Human CD137 Protein (6×His Tag) (A318233) at 1 µg/ml on Expi293 cells transfected with human 4-1BBL (blue histogram) or Expi293 transfected with irrelevant protein (red histogram).
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