PE-Labeled Human HLA-A 2402,B2M Tetramer Protein HLM-HP2H4 is expressed from human 293 cells HEK293. It contains AA Gly 25 - Thr 305 HLA-A 2402, Ile 21 - Met 119 B2M Accession AAA59600.1 HLA-A 2402, P61769 B2M . 1 * 25 µG