10 20 30 40 50 60 UUCUGAUCGGAAAUACGU--| A C UGUU UUGUUUGC ACUACUGUUUUUAGUGAGUG GGGUC AG UCACA \ UGAUGGCAAAAAUUACUCAC CCUAG UC AGUGU U UUUAUAAAGUGCGUCUAACU^ A A ---- UUAUGAAU 120 110 100 90 80 70