Immunogen sequence: HGGKTPNNEV SDKIYVMSIV CKNNKKVTFR CTEKDLVGDV PEARYGHSIN VVYSRGKSMG VLFGGRSYMP STHRTTEKWN SVADCLPCVF LVDF. RAG2 (V(D)J recombination-activating protein 2) is a core component of the RAG complex - a multiprotein complex that mediates the