10 20 30 40 50 UAUGGAUGUGAUCAAAU---| GC C - CUGUGAA GGAAU UCUGGGAGUUGUAGU UUUCAA ACAG U CCUUA AGAUCCUCGACAUCA AAGGUU UGUC U AGAACUACUAACUCUCUGAU^ A- C A CAUAUCU 110 100 90 80 70 60