10 20 30 40 50 60 AACACACUCGACAACUGG---| UC UG U C GUGCCUUU CG UGUACGGC AGUAU ACAU AGGUACUGGU \ GC ACGUGCCG UCAUA UGUA UUCAUGACCA A CUCCGUACGCCAAUCACGCUA^ C- CA C - ACAACCUA 120 110 100 90 80 70