10 20 30 40 50 CUUCAACGGUGUUGGAU--| G C UUU AUUCU GAGCCCUC GAGGACUC AUUUG UGAUGAUGG \ CUUGGGAG CUUCUGAG UAAAC GCUACUACC U AGGUUGGCUGCUGUACUAU^ A - UCU UCGAA 110 100 90 80 70 60