10 20 30 40 50 UCAUCAGCGUUAGCCUU--| U G UUA C - CUGUA UGGUACU GAAGA UGG UCCCUG UGUG UUCG U ACUAUGA UUUUU ACC AGGGAC AUAC AAGC U UCGGGAGGUCUCGUCAUAA^ C G UAC - U AGUAU 110 100 90 80 70 60