10 20 30 40 50 GGAUUAUGAUCAAUGUAAC--| C U A C U U GUUGUA UGA GU GCAG UA UGCAU AGGAACUGAU GG \ GCU CG CGUC GU ACGUG UCUUUGACUA CC G GAACUCUAGGACCGCGUUGUA^ A U C U U - ACUCAC . 110 100 90 80 70