10 20 30 40 50 GGCGGCCGGGGCGCACUU- C - CCA C -| CUGCGGCG CCGGG CC CC CUC GACAUGG GGCACUUG \ GGCCC GG GG GAG UUGUACC UCGUGAAU U CACCAGGGGAGGCUUCGGC C U CGC U U^ AAACUCAG . 110 100 90 80 70 60