Mouse IL-2RB&IL-2RG Heterodimer Protein, Fc Tag&Fc Tag (ILG-M5254) is expressed from human 293 cells (HEK293). It contains AA Ala 2 7 - Glu 240 (IL-2RB) & Trp 23 - Ala 263 (IL-2RG) (Accession # P16297-1 (IL-2RB) & P34902-1(IL-2RG)). 1 * 1 mg