10 20 30 40 50 UAAGCAGACAUUGUUAACUU--| G A C U UUGUC CCACU GUUA UUGUACUUCAU AGGUGC CUGG \ GGUGA UAGU AACGUGAGGUA UCUACG GACC U GUGCUACUACGUAACUAAAGUU^ A C U - UAAUU . 110 100 90 80 70