Immunogen sequence: RFISVGYVDD TQFVRFDNDA ASPRMVPRAP WMEQEGSEYW DRETRSARDT AQIFRVNLRT LRGYYNQSEA GSHTLQWMHG CELGPDGRFL RGYEQFAYDG KD Highest antigen sequence identity to the following orthologs: Mouse - 75%, Rat - 71%. HLA-E belongs to the HLA class I he