10 20 30 40 50 60 GAGCUGGACACAGAGGC- CUCC-| C U C U GGACU UCCA GUCUG CCAGUGU CAGACUAC UGU CA A GGGU CGGAU GGUUACA GUCUGAUG ACA GU C CGUCGCACACACCACAUA CGUGU^ U C - U UAGAG . 110 100 90 80 70