10 20 30 40 50 60 CUUCAGACUGAUGCAAGU- CC -| G AUU A UUCGAGCU UGC CC AGCUGU AGAACUGA CCAUG GUUG \ ACG GG UCGACG UCUUGACU GGUAC CGAC A AGUGGGUAAUCUGUAUUUU AA U^ - CUU C UCUUUGUC 120 110 100 90 80 70