10 20 30 40 50 ACUGUGUGCAGUUCUUGGCU--| G UA C GUUGAA ACAG CCAUUACUGUUGCUAA UGCAA UCU U UGUU GGUAGUGGUAACGAUU ACGUU AGG A AAAUUUAAGACAGUAACCGAAU^ A UC A UUAAAU . 110 100 90 80 70 60