10 20 30 40 50 60 AUCUCAACUGGUGUGAC--| U A G GAGA CGUGUGC UCUUG GGCCCC GAAAUCAAG AUGGGU CCU \ AGAGC UCGGGG CUUUGGUUC UACCCA GGA A AGGGUAAAUUUUUGCUACA^ U A A GC-- AAGUCAA . 110 100 90 80 70