10 20 30 40 50 CCCCUCCCUCCAGCUCC--| CU UC C UA GAGACGU GUCGGC CUCGG CCUGAGA CCUU ACCUGU \ CAGCCG GGGCC GGGCUCU GGAG UGGACA G AACGCCCCAGGCACCGCCC^ AC GA U -- CUGGGGC 110 100 90 80 70