10 20 30 40 50 CCACAUUCAGCCAUUCAG-- G -| A U GUGAA UGUGCA UGC CUUUC CAAGGAGGUG CAUUUAU C ACAUGU AUG GAAGG GUUUUUCCAC GUAAAUA U UGGUGUAUACGUCACGUAGA A A^ - U UCAAA 110 100 90 80 70 60