PE-Labeled Human HLA-A 0201,B2M Tetramer Protein HLM-HP2H3 is expressed from human 293 cells HEK293. It contains AA Gly 25 - Ile 308 HLA-A 0201, Ile 21 - Met 119 B2M Accession AAA59606.1 HLA-A 0201, P61769-1 B2M. 1 * 200 µG