10 20 30 40 50 UUGAACUAAUCCAUAUC--| UCCCA U UC UAUGAUG CAAGG UCUAGGUCUGAUAG CUA UUUC \ GUUUC AGGUCUAGACUAUC GAU AAGG U ACGACCACAACAACUUUAA^ UGUGA C UA UUCAACA 110 100 90 80 70 60