Recombinant PE-Labeled Human HLA-A*11:01&B2M&KRAS G12V (VVGAVGVGK) Tetramer Protein is expressed from E.coli with His tag and Avi tag at the C-terminus. PE-Labeled Human HLA-A*11:01&B2M&KRAS G12V (VVGAVGVGK) Tetramer is assembled by biotinylated monomer and PE-labeled streptavidin.It contains Gly25-Thr305(HLA-A*11:01), Ile21-Met119(B2M) and VVGAVGVGK peptide.