10 20 30 40 50 UGACUUGACACCUGGCA- GC C-| U U A G CAUAU GUCUGUU GG CACCUCU AA CUUU GCUCA UCU \ CGGGUAG CC GUGGGGA UU GAAA CGAGU AGA U GAUACUAACCCUCACUUU UA UU^ C U - - CGUCG 110 100 90 80 70