10 20 30 40 50 CCUUUCCCUGAAGAUCU-- UU AA -| U UGGAAAG GUGU AGAGGG GGCA GUGUAA GUUAGCUGGU \ UACA UCUUCC CCGU CACAUU CAAUUGGCCA U AACUAGUCAGCUGCUUGUU CU CC C^ - CAGACUA . 110 100 90 80 70