10 20 30 40 50 GGGUCUGUGCUAGUGUGA--| U U UGCC CUUUA GGUACU GAAGAUAGGUUA CCGUGU UUCG U CCAUGA UUUUUAUCCAGU GGCACA AAGC U UCGGGAGGUUCCGCUCUAAA^ C U UACU AGUGU 110 100 90 80 70 60