Recombinant PE-Labeled Human HLA-A*03:01&B2M&KRAS G12V (VVGAVGVGK) Tetramer Protein is expressed from HEK293 with His tag and Avi tag at the C-Terminus. PE-Labeled Human HLA-A*03:01&B2M&KRAS G12V (VVGAVGVGK) Tetramer is assembled by biotinylated monomer and PE-Labeled streptavidin, It contains Gly25-Thr305 (HLA-A*03:01), Ile21-Met119 (B2M) and VVGAVGVGK peptide.