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