10 20 30 40 50 AGAACUGAGUCUUUCUU--| U G A U U CGUGAU UGGUAUU AAAA GUGGAU UUCCU CUAUG UUA \ ACUAUGA UUUU UACCUA AAGGA GAUAC AAU U UAUAAGGGUUUCGUCGUAA^ C G A - U AGAUAC 110 100 90 80 70 60