Biotinylated Human IL-2RBIL-2RG Heterodimer Protein, Fc,AvitagFc,Avitag ILG-H82F3 is expressed from human 293 cells HEK293. It conta ins AA Ala 27 - Asp 239 IL-2RB Leu 23 - Asn 254 IL-2RG Accession P14784-1 IL-2RB P31785-1 IL-2RG. 1 * 200 µG