10 20 30 40 50 60 AAUUUAAAUUUACUUAUA-- A U -| CA UUGAA CUUAAU UUACUAUGCU CUCU UGUUGUG AAAUC U GAAUUA GAUGAUACGA GAGA AUAACAC UUUAG U CUCAUAAAACUGCUAUAGAA A U G^ -- UCAAG . 110 100 90 80 70