10 20 30 40 50 60 CUUUGACCGGGAUUUUA---| CUCCA AU G A GUGACCUUGUC CUCUG GU GAGUAUU UACC UGCGGUGA U GAGAC CA CUCAUAA AUGG ACGUUACU C GUGCUGACUUACGGCAAGCU^ AAAC- CC G G CAUCCACCUUC . 120 110 100 90 80 70