10 20 30 40 50 GUUACAAACUUUCUUUGGCUA--| C CA C GUUCUA CAGGCCA UACUGUUGCUAA UGCAA UCU U GUCCGGU GUGGUAACGAUU ACGUU AGG G CUUUUAUGGAAAAAUUACAGAAG^ A UC A GCAAAU . 110 100 90 80 70 60