10 20 30 40 50 UUGAGUGACAGCUUGUC- GGC- G GA A -| C GUCGUC GG GCA GGU UG CCUAU GAAUUGACAG CA \ CC UGU UCG AC GGAUA UUUGACUGUC GU C CGCUGGCCAGCAAUCACC AGGA G UC C U^ C UGAACU . 110 100 90 80 70 60