10 20 30 40 50 GCCGUCCUCCUGGAAAA--| A - U C GGGCCCA GGCUGUG CCUG GU CAAGUAAUC AGGAUAGGCU \ CCGGCAC GGGC CA GUUCAUUGG UCUUAUCCGG U GCGACCACGGCGAAUCGCA^ - U C U UUACUCU . 110 100 90 80 70