10 20 30 40 50 GCCCCCUGGCACGAAGUGGG-- G -| C UUUUUG CCUCU UGGGCAUC UUACUAGACAGUG UGGA \ GGAGA AUUUGUAG AAUGGUCUGUCAC AUCU G UCCGUGAACGGCCCAACCCAAG A C^ A UACGUA . 110 100 90 80 70 60