10 20 30 40 50 AACGCUGCUAAGAUAUU--| CUA U - GAUUGA CGUCAC GGGA CUUGUUAAAAA GCAGAGUCU \ GUAGUG CUCU GAACGAUUUUU CGUCUUAGA G GUGCCUGGCCGUCGUAAUC^ AA- C A ACCGGG 110 100 90 80 70 60