10 20 30 40 50 60 CAAUGUUUCGGAAAGAA- -| C GCC U C U GGACA CC UGCUC GUC CCAGUGU CAGACUAC UGU CA A GG ACGGG CAG GGUUACA GUCUGAUG ACA GU U UAGGUAAAGCAACGACAG U^ U AUU C - U UGUCG . 110 100 90 80 70