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). |
| Brand | Vector Labs |
|---|---|
| UNSPSC | 12161500 |