10 20 30 40 50 UAUUUCCAAGUUUUCUUC--| U A A UU ACC CGGAUU UAUC AUU GAC ACUGUUCAG AU UCGCU U AUAG UAA CUG UGACAGGUC UA AGCGA A UAUGUAUUUGCUACUAUUAA^ U G A CU CGU GUAAGU . 110 100 90 80 70 60