10 20 30 40 50 60 CCUGGGAGAGCCCUCAAGU- C C-| A AA A UGGGUUCG CAC UGCUC UC GAUCAG GGUG UUGUGGCU \ GUG ACGAG AG CUGGUC UCAC GACACCGA A AUACACCGUUUUCCGCUCAU A AA^ A CG - CAAAUUAU 120 110 100 90 80 70