Description：Recombinant Rat IL-2 Protein is produced by mammalian expression system and the target gene encoding Ala21-Gln155 is expressed with a 6His tag at the C-terminus.Form：Liquid in a 0.2 μm filtered solution of 5mM NaH2PO4, 5mM Citric acid, 150mM NaCl, pH4.0.Gene Symbol：IL2Alternative Names：Interleukin-2; IL-2; T-cell growth factor; TCGF; Aldesleukin Entrez Gene (Rat)： 116562; SwissProt (Rat)： P17108; Purity：Greater than 95% as determined by reducing SDS-PAGE.Chemical Structure：APTSSPAKET QQHLEQLLLD LQVLLRGIDN YKNLKLPMML TFKFYLPKQA TELKHLQCLE NELGALQRVL DLTQSKSFHL EDAGNFISNI RVTVVKLKGS ENKFECQFDD EPATVVEFLR RWIAICQSII STMTQHHHHH HDirections for Use：Please minimize freeze-thaw cycles.Quality Control：Endotoxin: Less than 0.1 ng/µg (1 IEU/µg) as determined by LAL test.Storage/Stability：Store it at -20°C to -80°C for one year. It is recommended that the protein be aliquoted for optimal storage. Avoid repeated freeze-thaw cycles.