10 20 30 40 50 CGCGGUGCUCCCGUUACA---| U C - UU AGGUGA GCUG CGUGU UUA UGGCUU UAUUCCUAUGUGA \ UGAC GCACA AAU ACCGAA AUAGGGAUGUACU A CUUAAUUUUUCGACUAAAGAC^ - - C C- CGGAAC . 110 100 90 80 70