10 20 30 40 50 CAUGCUUCUGGAUACCU-- UG C -| U GUUGAAUAU GUGUG AUGGG UGGCAG UGUAU GUUAGCUG \ UAUAC UAUUC AUCGUC ACAUA CAAUCGAC A UGUAAGACUACAAGCAACA GU U A^ - GAUUAUUAU . 110 100 90 80 70