10 20 30 40 50 CCGGGAUUAAUCUUCUU--| U G A U CGUGUU UGGUAUU AAAA GU GAUUUUCCU CUAUGAUUA \ ACUAUGA UUUU CA CUAAAAGGA GAUACUAAU G UAUAAGGGUUUCGUCAUAA^ C A C - UGGUAG 110 100 90 80 70 60