10 20 30 40 50 CGCGAUCCUGCUUGCCAC--| AUAU UCA CUGGU GGCUCGGCCAUG UGUCCUG CAGCAGUA U CCGGGCCGGUAC ACAGGGC GUCGUCAU C CCCCCGCCGCAGCCGGUUCU^ CAGU UUC UGAGC 110 100 90 80 70 60