10 20 30 40 50 UAAUUAAUUUCAUGAUA---| C CA A C GUUGUG UUAUG CAUGG UUGUGUCA UAUG GAUGAUGU A AAUGC GUACU AACGCAGU GUGC CUACUGCG U AAUUAACCGCUACACUACAG^ A AC G A ACACGG . 110 100 90 80 70 60