10 20 30 40 50 UCCUUGUUUUUCCAACU--| G U UU G GUUAUU UCCACGU CC GUGCCCUUUUC GUUGCAC GCU U AGGUGUA GG UACGGGAAAAG UAACGUG UGA C UGCGUGUGUCACACUACCG^ A C UU A ACAUGU . 110 100 90 80 70 60