10 20 30 40 50 UACAAGGCGAGUGAGCA--| C A UC C UAAA UGGUUCUGCA AGGCUCG AC AAGU UGAACGA U ACUAAGGCGU UCUGAGC UG UUCA ACUUGUU U AGCUGGUUACCUACUAGAC^ A C UU A UAAU 110 100 90 80 70 60