10 20 30 40 50 60 AGAGUGGCUUGUGAACU- G C-| C CCAA CUGUGGGCCU GU UG GCCUG UGGCUUGUCACUU UACAUG \ CA AC CGGGC GUUGGACAGUGAG AUGUAC A AUUUAUUGAACUUCUGUU G UC^ U AGAG CUGCCAUACC 120 110 100 90 80 70