10 20 30 40 50 60 AACAGAUUGGAAAAAAGC----| AUAU U U U U AAAAU AC CGUGUU GGUAAACGGAG AG GGUUCC GA G UG GCACAG UCGUUUGUCUC UC CUAAGG CU A UGUGUAAGUGCAGUCCUUCUUA^ GU-- U - - U UCUUU 120 110 100 90 80 70