10 20 30 40 50 AACAUCUCAGAUGAGAA- - UU -| AUC A GCGUCAAU AACC UG CUCUU GAGAG AGAGGCGCAG GU \ UUGG AU GAGAA UUCUC UUUCCGUGUC CG G CUAAAUCCUCGUCUUACU U GC U^ CAU - AAGUAACU . 110 100 90 80 70