10 20 30 40 50 ACAUUUUCCGCUGUGCUG--| G C A CAU UGUGUC UGUGUA UG UUCACUUCAAGA GUGC GCA U ACACGU AU AAGUGAGGUUUU CACG UGU A AUCAAGACUGAACAUAGACA^ A A C UUU AUAAAG 110 100 90 80 70 60