10 20 30 40 50 60 CUCAGAGGAGACGUGCCCA C--| CCA GU CUGUCAC GCCGG GGC GGGCUUAGCU AUUGUGAGCA U CGGUC CCG CUUGAAUCGG UGACACUUGU C ACCGGUCUCCCUUCCCACA UCU^ CGC -- CCACGCU 120 110 100 90 80 70