10 20 30 40 50 60 CGCUUUAAUACGUCUAU- A-| C UG U A C UUACCUC GA UGC GUCGG GGUUG GACUGG GCAAU UG U CU ACG CAGUC CCGGC CUGAUC CGUUA AC G UGACGACGUCAGUGCUAC AG^ U GU C A A UAAGUUC 120 110 100 90 80 70