10 20 30 40 50 60 CCGCCGCGCGCUCUCUG---| U U ACGC - C C GU CGUCGCUUC GCCG GC AC GCUCU C AC GGCAG CUUUA U UGGC CG UG CGAGA G UG CCGUC GAAAU C GUGGUGCGCACGUCUCUCUC^ - C GAGU A U A -- CCGAGAGCU 120 110 100 90 80 70