10 20 30 40 50 60 GUCUGUACGAAGGAGCAG----| CU UG U C GUGCCUUA CGU GUACGGU AGUAU ACAU AGGUACUGGU \ GCA CGUGCCG UCAUA UGUA UUCAUGACCA A ACCAGUACGCCAAUCACGCUAG^ -- CA C - ACAACCUA 120 110 100 90 80 70