10 20 30 40 50 60 AAGAAAGAAGAAAAUAU--| CUGC U UGCG A A CAAAUG GCAA CCA AGUG UUGUAGCAA GG GAU G CGUU GGU UCAC AACAUUGUU CC CUA U UUACAACAACAACCUAACA^ UCUU U UCCA C - CCAUGU . 110 100 90 80 70