10 20 30 40 50 UCGCCGGGUCUGACAUGC--| U U - UUUU CUUUA GGUACU AAGGAGAAGU GC CCGUG UUUCG U CUAUGA UUUUUCUUCA CG GGCGC AAAGC U UACAGGAGCUCCGUCUUCAU^ C - U UUAC AGUGU 110 100 90 80 70 60