10 20 30 40 50 CAACAUGUCGCACAAACUCA---| U CU U A GAC CUGUUCCCU CU GUUCU UUGC UCUUUCA C GACGAGGGA GA CAAGA GACG AGAAAGU A CACGACGCCUACCAAAAGAGUAA^ C CU C - AGG 110 100 90 80 70 60