Immunogen sequence: PPYFVALVPQ EEELDDQKIQ VTPPGFQLVF LPFADDKRKM PFTEKIMATP EQVGKMKAIV EKLRFTYRSD SFENPVLQQH FRNLEALALD LMEPEQAVDL. XRCC6 is a nuclear complex consisting of two subunits with molecular masses of approximately 70 and 80 kDa. The complex fun