10 20 30 40 50 UUACAAGAUGGUGAUCUA- -| G U U GUAUAC GC CCUUUA UUUUGAGG UGGUG ACUGUGUGUGA \ CG GGGAGU AAAGCUUC AUCAC UGACACACACU A UCUACCGACUCUUUCUACA U^ G U - AUUUAU . 110 100 90 80 70