10 20 30 40 50 GCAGCAGCGAGUGUGAC- - AC--| GA UGAACA UC CUGUUCUGUGUAUGGC UGGUA AUUCACUG G AG GACGAGACACAUACCG GCCAU UAAGUGAC U GACCGGGAGCGCCUAGAC A GGAA^ -- UGGCUC . 110 100 90 80 70 60