10 20 30 40 50 GCGGACUACAGCUGUUG--| C G CGC AUUUGAC GUGGCAG UUGGU GUCGUAUGUGUGG CAUUU \ CAUCGUC AAUCG CGGCAUAUACACU GUGAG C GCGAAUUAACAACAGAAUA^ A G ACA GAUUUCC . 110 100 90 80 70