10 20 30 40 50 GCGUGACGUCAUCCGUC--- A ACU A UU--| GUACCUU UCUG CCAU GC UCAGUGGU CUGCUGGUA U GGAC GGUG UG AGUCACCA GACGACUAU C CGCAGUUAUGCCGACUGUGA - CAC C UGUU^ CCAUAUA 120 110 100 90 80 70 60