10 20 30 40 50 60 GCACUGCUCUCUCUUGG--| C CU U C UCA GGCCACCUU UCGUC UGCGGG GUCU GCAGG CG UGCA G AGCAG ACGCUC CGGG CGUCC GC ACGU A UAACACUUGCUGCUCCUAC^ A UU C C UGG UGCAAUGGC 120 110 100 90 80 70