10 20 30 40 50 60 CUCUUACUCUCAGGUGUU--| U GG - C CGGCAUU GG UGGACUAAGUGGCCUCUGA UUCCUU C AACU \ CC ACCUGGUUUACUGGAGACU AGGGAA G UUGG C UCAGACCAAACCUCCGUCUC^ U -- A U UUUAUGU 120 110 100 90 80 70