10 20 30 40 50 AUUGGAAACGCGAUUUCA---| U CA U A A UGUUA GUCU CAGGC UGAU GUCCA ACGCA UUCUUG \ CAGA GUUCG ACUA CAGGU UGUGU AAGAAC U UAUUAAGUAACGGCGUCAUGC^ - UG - C C AAACU 110 100 90 80 70 60