10 20 30 40 50 UCCAACGAUAAGAAAAC--| A AC CG CU G GUAAAUA AAU GAC CCAU UGUCUUUUGCU GCA UCA \ UUA CUG GGUA ACAGAAAACGA UGU AGU U CAGAAGUAGGACGCCUAAG^ C GU AG UG A GUUUUUU . 110 100 90 80 70