Mouse Interleukin-2 Recombinant

Catalog #
90185-B
$205 *
Size: 20 µg
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Description

Recombinant IL-2 is a disulfide-linked monomeric protein consisting of 150 amino acid residues, and migrates as an approximately 17 kDa protein under non-reducing and reducing conditions in SDS-PAGE. Optimized DNA sequence encoding murine Interleukin-2 mature chain was expressed in E. coli.

Synonyms
IL-2, Lymphokine, TCGF, T Cell Growth Factor, Aldesleukin, Interleukin-2, IL2, CD122
Product Info
Storage and Usage
Citations
Species
Mouse
Host Species/Expression System
E. coli
Purity
≥95% by SDS-PAGE and HPLC
Format
lyophilized protein
Formulation
Lyophilized from 0.2 µm filtered PBS, pH 7.0.
MW
15 kDa
Endotoxin Level
<0.1 ng/µg (1 EU/µg), using the LAL gel clot method.
Amino Acids
22–169
Biological Activity
The ED50 was determined by the dose dependent stimulation of murine CTLL-2 cells is < 0.1 ng/ml, corresponding to a specific activity of > 1 x 107 units/mg.
Genbank #
P04351
UniProt #
P04351
Background
IL-2 is produced mainly by T- cells expressing the surface antigen CD4 following cell activation by mitogens or allogen. Interleukin-2 (IL-2) has multiple, sometimes opposing, functions during an inflammatory response. It is a potent inducer of T-cell proliferation and T- helper 1 (Th1) and Th2 effector T-cell differentiation and provides T cells with a long-lasting competitive advantage resulting in the optimal survival and function of memory cells. In a regulatory role, IL-2 is important for the development, survival, and function of regulatory T cells, it enhances Fas-mediated activation-induced cell death, and it inhibits the development of inflammatory Th17 cells. Thus, in its dual and contrasting functions, IL-2 contributes to both the induction and the termination of inflammatory immune responses.
References

1. Shevach EM. Trends Immunol. 2012 Dec,33(12):626-32.
2. Dooms H, Abbas AK. Eur J Immunol. 2010 Jun,40(6):1538-40.