10 20 30 40 50 CCUUCUCCCUGAGGCCU----| CAAGGC UUU C GUCAUC CUUAC UGACCGAUUUC UGGUGUU AGA \ GGAUG AUUGGCUAAAG ACCACGA UCU U UUCACAAGUCGACUAGAAGGA^ UAAC-- UUU - UUGACU . 110 100 90 80 70