10 20 30 40 50 60 GCUUUUACCUGGUUUCUA--| G CU UU U AUUUGUAUU GUUG GGU GUAGGCC GACAGGU GCAAU U UAAC UCG CGUCCGG CUGUUCA CGUUA U UCAAAUACAACCAUCGUUUC^ G UC CC - AACUAAUGU . 110 100 90 80 70