10 20 30 40 50 60 GCCCUGGCUGAACCCUGU- G CU--| U C U A UUCCGCU GCUU CUUGUG AAGG GCAU UAG GCAG UAG G UGGA GAACAC UUCC CGUG AUC CGUC AUC C GUCGUUUCGUCGCUCGCAC - CCAU^ U U U - GUAAAUG 120 110 100 90 80 70