10 20 30 40 50 CCAGAGCCCAGCCUGGC--- A CU --| AUUG AUAAAU AC UUAGUAGGC CA GUAAAUGUUU GAUGA \ UG AAUCGUCCG GU UAUUUACAAA CUACU G CAGGUCUCGGACACCUCUAG G U- GC^ CAA- CAGUAA . 110 100 90 80 70 60