10 20 30 40 50 60 70 UACACAAUUCAUUUAUCCA----| UC UU - A UUGAGGAAAUUAUGUAAUCAAUU CUUAU UAAUUGAGUA CGCA CU GUAUUGA \ GAAUA AUUAACUCAU GCGU GA CAUAACU A UCUGCUACUCGCUACUCCUAGAA^ -- UC U - UGACCGUAAUUAUUUCCUUCUUA 150 140 130 120 110 100 90 80