10 20 30 40 50 GUUCAUCAUCCAGCGCU--| CUA ACU A U GGACUCA GUGAC UGG UCCCUUUGUC UCCUA GCCU \ UACUG ACC AGGGAAACGG AGGGU CGGG U ACCUACCAAUCUACAAACA^ UUG CGC A - GAAAACA . 110 100 90 80 70