10 20 30 40 50 60 CCGCCCCUGUCGCUUCCA-- CA A -| CCA CGGUUGGCCG GAGCU GCCAC GA UGUCCAG CAAUUCU C CUCGA CGGUG CU ACAGGUU GUUAAGA A CUGGCCCCGGGACUUGAGUC AG A A^ UGC ACAUGCUCAG 120 110 100 90 80 70