10 20 30 40 50 AAGUUUCCUUCUAAAGG---| CCCU C UC U - UC GUGUAAA GC GCUG UG CUUCAU CCACUGG A CU \ CG CGAU AC GAAGUA GGUGACC U GA U GGGAACCAUCCACGAGUGUC^ AGU- U GU C C UA CCUAAUA . 110 100 90 80 70 60