10 20 30 40 50 UGUGCUGUUGCUCUGUG--| UG G UG A CGGA GCUCUCUUCGG ACG GUAUUCUUGGG G UAAUA U UGAGAGGAGUU UGC CAUAAGAAUUC U AUUGU U UCGAAGGAAACGACUUCUA^ GA G GU - UGCA 110 100 90 80 70 60