10 20 30 40 50 60 GUCAGGAACAUUGAUGC----| AGUG C C CC UACACUU GAGU CCG GCGAGAACUC GGCUGUGA UGUG U CUCG GGU CGUUCUUGAG CUGACACU ACAC A GACUAGGUAAUCAACUAGCUG^ GA-- U U -- UAAACCU 120 110 100 90 80 70