10 20 30 40 50 60 AUUCUAGUACUCAAUAG----| CA C UA UAUAAAUA ACG UAAUAUUUUAGGCCAU UUAU UUUAUGU G UGC AUUAUAAAAUCUGGUA AAUA AAAUACA A CGUUGUAAAUCUACUGGCUUU^ -- A C- UAAAAUGC 120 110 100 90 80 70