The recombinant human IL-2 protein is expressed in E. coli, whose amino acid sequence is derived from mature form of human IL-2 (P60568-1), (Ala 21-Thr 153) was expressed and purified, with an initial Met.

The recombinant human IL-2 consists of 134 amino acids and has a calculated molecular mass of 15.5 kDa as predicted in SDS-PAGE under reducing conditions.

Human IL-2 protein Measured in a cell proliferation assay using CTLL2 mouse cytotoxic T cells.The ED50 for this effect is typically 1-5 ng/mL.

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Abbkine Scientific Co., Ltd. was founded by a number of scientists and marketing experts in the field of life science in California in 2012. With growing demands from Asia Pacific, it move its headquarters to China. Combining cutting edge technology from United States with China's manufacturing engineering and cost advantages, we aim to provide innovative, high quality assay kits, recombinant proteins, antibodies and other research tools to accelerate life science fundamental research, drug discovery, etc.