10 20 30 40 50 CAAGUGAUUCUGGAAGU--| C GAUGU UGCUGA GGGCGG GAAAGGUGGCAA UGGCAUAGC G CUCGUC CUUUCCACCGUU ACCGUAUCG A CCUCUCCUCUCCACGGUUC^ U AGCCU UCUGGC 110 100 90 80 70 60