10 20 30 40 50 CCGCGGCGGCGUCGGAU--| G C UUU AUUCC GAGCCCUC GAGGACUC AUUUG UGAUGAUGG \ CUUGGGAG CUUCUGAG UAAAC GCUACUACC U CGGUAGGCUUCUGUACUAC^ A - UCU UCGCA 110 100 90 80 70 60