10 20 30 40 50 CUGGUCGGUGCUAAUCG--| C U UAU UGCC CUGUA UGGU CU GAAGAUAGGU CCGUGU UUCG U ACCA GA UUUUUAUCCA GGCACA AAGC U UCCGCAGGUUCCGCCCUUA^ U C CUU UACU AGUGC 110 100 90 80 70 60