10 20 30 40 50 GAAGAGAAGACAAUUUG--| U C C CUUUAUA UGU UAAGCGCU UAUAUUUC AUUACCUGAAUG A ACA GUUCGUGA AUGUAAAG UAAUGGACUUGC C ACUCUACAGACAGCUCUAA^ U C A ACCACGG . 110 100 90 80 70 60