10 20 30 40 50 UCCCCUCACCUGGGCAG--| A G G UG A CGGA ACU UCUUCGGC ACG GUAUUCUUGGG G UAAUA U UGA AGGAGCUG UGC CAUAAGAAUUC U AUUGU C GGCGUCUCACUUCUAAUCC^ G A G GU - UGCA 110 100 90 80 70 60