10 20 30 40 50 60 GCUGGAAUUGGAAUUCAU--| U G C UGUU UUGAUUUU ACUGCUGUU UUAGUGGGUG GGGUC AG UCACA \ UGAUGGCAA AAUUACUCAC CCUAG UC AGUGU C UUGUGCACGAACUACUAACU^ U A A ---- UUAUGAUU 120 110 100 90 80 70