10 20 30 40 50 ACUUCAAAGAAGAACUU- -| U C C A C UUU GCU GCCU CCUG AUGA UGU GGUCUAGUC AUG A CGA UGGG GGAC UACU ACA CUAGAUCAG UAC A UCUAACUAUACAUCUAGC U^ C C C C - UGU 110 100 90 80 70 60