10 20 30 40 50 ACUUGAGUGCUGGAAGU--| UC U U CA GUCUG GGUUGU CCU GU CAAGUAAUC GGAUAGGCU U CCGACG GGA CA GUUCAUUAG CUUAUCCGG C CUCAAGGUACUUCCCGUUG^ GU U C UA AGGUC 110 100 90 80 70 60