Human IL-2RB&IL-2RG Heterodimer Protein, His Tag&Twin-Strep Tag (ILG-H5283) is expressed from human 293 cells (HEK293). It contains AA Ala 27 - Asp 239 (IL-2RB) & Leu 23 - Asn 254 (IL-2RG) (Accession # P14784-1 (IL-2RB) & P31785-1 (IL-2RG)). 1 * 1 mg