Immunogen sequence: ESYNEVYAEE VPQAPALDYR VPRWCYTLNI QDGEATCYSP KGGNYHSSLG TRCELSCDRG FRLIGRRSVQ CLPSRRWSGT AYCRQMRCHA LPFIT. Sushi-repeat-containing protein X-linked 2 (SRPX2) is a neural gene functioning in the speech and language center of the human b