10 20 30 40 50 CUGUCUGGUUUGAUACUGA-- U U -| U AA UGCUUG CGG CAGG GC UGAU GUCCA CGCAAUUCUUG \ GUC GUCC CG ACUA CAGGU GUGUUGAGGAC U GGUAGGACAUCUACACUCCUG U U C^ - AG AAAGUG . 110 100 90 80 70