10 20 30 40 50 AUCACUGGCGUCCUGCG----| UG A UUU GUACU AAGAA UGGUUUACCGUCCCACAUACAU \ UAUGG UUCUU GCCAAAUGGUAGGGUGUAUGUA G GUCAAAACUGCCGGCCCGAUC^ -- C UAA 110 100 90 80 70 60