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