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Mouse 4-1BBL / CD137L / TNFSF9 Protein (His Tag)

4-1BB-L,4-1BBL,AI848817,Cd137l,Ly63l

Catalog Number P50067-M07H
Organism Species Mouse
Host Human Cells
Synonyms 4-1BB-L,4-1BBL,AI848817,Cd137l,Ly63l
Molecular Weight The secreted recombinant mouse TNFSF9 consists of 222 amino acids and has a calculated molecular mass of 25 kDa. As a result of glycosylation, the recombinant protein migrates as an approximately 40-45 kDa protein in SDS-PAGE under reducing conditions.
predicted N His
SDS-PAGE
Purity > 97 % as determined by SDS-PAGE
Protein Construction A DNA sequence encoding the extracellular domain (Arg 104-Glu 309) of mouse TNFSF9 (NP_033430.1) precursor was expressed with a N-terminal polyhistidine tag.
Bio-activity Measured by its binding ability in a functional ELISA . Immobilized recombinant mouse 4-1BB Ligand at 20 μg/ml (100ul/well) can bind human 4-1BB with a linear range of 15.6-500 ng/ml .
Research Area Cancer |Cancer immunology |Cytokine & Receptor |Tumor Necrosis Factor (TNF) & Receptor |TNF Receptor
Formulation Lyophilized from sterile PBS, pH 7.4
1. Normally 5 % - 8 % trehalose, mannitol and 0.01% Tween80 are added as protectants before lyophilization. Specific concentrations are included in the hardcopy of COA.
Background 4-1BBL is the high affinity ligand of 4-1BB, also known as CD137L or TNFSF9. It is shown to be a type II surface glycoprotein belonging to the TNF superfamily. Expression of 4-1BBL is restricted to APCs, such as dendritic cells, macrophages, and activated B cells. Members of the TNF-TNF receptor superfamily have been shown to play critical roles in regulating cellular activation, differentiation and apoptosis. Several studies have reported that 4-1BBL/4-1BB interaction provided a co-stimulatory signal to T cells, and increased T cell proliferation and cytokines production. In additon, 4-1BBL is involved in cancers, infectious diseases and autoimmune diseases.
Reference
  • Cheung CT, (2007) Neutralizing anti-4-1BBL treatment improves cardiac function in viral myocarditis. Lab Invest. 87(7): 651-61.
  • Wang C, et al. (2009) Immune regulation by 4-1BB and 4-1BBL: complexities and challenges. Immunol Rev. 229(1): 192-215.
  • Habib-Agahi M, et al. (2009) 4-1BBL costimulation retrieves CD28 expression in activated T cells. Cell Immunol. 256(1-2): 39-46.