10 20 30 40 50 GCGGACUACAGCUGUCA-- UG C G ---| CA ACUGGA G GCAG UUGGU GUCGUAUGUGUGG CGC UCU \ C CGUC AAUCA CGGUAUAUACACU GUG AGG A GACAAUUAACAACAGGAUA GU A G ACA^ -- AUUUGC . 110 100 90 80 70 60