10 20 30 40 50 CUUGGAGAAUUGGUAAU-- UU C -- G --| UUGUGU GC AACAU GU CU AUAUGUUUGGUAUAUA UGG G CG UUGUG CA GG UAUACAAACUAUAUGU ACC U GACGUGCAUACGACUUUCA UU A CU - CA^ AUUUAC . 110 100 90 80 70 60