Mfg Part Number
Ab02070-23.0

Vector Labs Ab02070-23.0 Anti-IL-2R Beta chain [Mik-beta 1], Rabbit IgG, kappa (200 μg)

Quick Overview
The original antibody was generated by immunizing BLAB/c mice with YTS cells, a human NK-like cell line that highly expresses the human IL-2R beta chain as immunogen.
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Product Class:Purified
Clone ID:Mik-beta 1
Synonyms:CD122; IL-2R; IL2Rβ; IL-2RB; p70-75; p75; Interleukin-2 receptor subunit beta; IL-2 receptor subunit beta; IL-2R subunit beta; High affinity IL-2 receptor subunit beta; Interleukin-15 receptor subunit beta; Mik-β1
Amount:200 μg
Application Codes Clone:Inhibit; Block; IP; ELISA; FC
Shipping Temperature:Wet Ice
Buffer Composition:PBS with 0.02% Proclin 300.
Original Format:IgG2a
Storage Temperature:Store at 4⁰C for up to 3 months. For longer storage, aliquot and store at -20⁰C.
Chimeric Use Statement:This chimeric rabbit antibody was made using the variable domain sequences of the original Mouse IgG2a format, for improved compatibility with existing reagents, assays and techniques.
Specificity Statement:This antibody recognizes and binds the beta chain of the IL-2 receptor and completely inhibits the IL-2 binding to the beta chain. The beta subunit is involved in receptor mediated endocytosis and transduction of the mitogenic signals of IL2.
Application Notes:Mik-beta 1 inhibited binding of iodine labelled IL-2 to YTS cells in a dose dependent manner. Mik-beta 1 also successfully immunoprecipitated beta chain of the IL-2R from radio iodinated YTS extract. Biotinylated Mik-beta 1 also efficiently competes with IL-2 for binding to solubilized beta chain. Flow cytometry was used to study the cellular disctribution of beta chain, as determined by mik-beta 1 staining. This antibody completely inhibited IL-2 dependent T cell growth in presence of anti-Tac. Two-color flow cytometric analysis using anti-beta chain mAbs clearly showed that approximately 10% of peripheral blood lymphocytes manifest the beta chain and that this population is mainly composed of Leu-19+ NK cells (PMID: 2467293). Mik beta 1 antibody acts synergistically with humanized anti-Tac to prevent IL-2-induced proliferation of activated T cells (PMID: 8335891). A recombinant single chain immunotoxin of Mik-beta 1 and Pseudomonas derived exotoxin PE40 was selectively cytotoxic for cells expressing high levels of IL-2R beta (p75) subunit (PMID: 1401913).
More Information
Brand Vector Labs
UNSPSC 12161500