10 20 30 40 50 GCAAAGUACUGGUUUAUGU- CCC-| UU UG U GUGAC GGA CUUCUACU AACAUGGAGG CUU CU U CCU GGAGAUGA UUGUACCUUC GAA GA A UAUAAGGUCCUGACUCUAGU AAGU^ UU GU U AAAAU . 110 100 90 80 70 60