10 20 30 40 50 GCAUGAUGCUUCUCUUUG--| CGG A GAAACUU GCAGUGUUUUG UUUUUGUGG ACAACUCACA \ UGUCGUAAGAC AGAAACACC UGUUGAGUGU U GUCAACAGCUCUACAUUCGG^ ACA C AUCAACC . 110 100 90 80 70