10 20 30 40 50 60 CCAGCCGUCGCCCACCU- C--| A U UGG U ACUGGUGAGG GCCU GC CCGUG UUGGCAA UAGAAC CAC U CGGG CG GGCAU AACCGUU AUCUUG GUG A ACGCCUCAUCAGCUGACU AAC^ - C CAG - GCCUAGGGUA 120 110 100 90 80 70