10 20 30 40 50 60 UUUCUUUUGAAGACCAAUGG- GU-| UU A C UGUUAUUUUUUA AAGCUU UA UGUACUUC UCAGGUG UCUG \ UUCGGA AU ACAUGAAG AGUCUAC AGAC U AUACCAGCUACAUGAGGCCAA ACU^ UU A - UUUGUAGUAUUG 130 120 110 100 90 80 70