10 20 30 40 50 60 GGACAGCUCCUGAAGUC- C -| U C UG A UUGGACAA UC UC UUCAGGAA GAAUCGAU GGCUU CUG GG \ AG AG GGGUCCUU CUUAGCUA CCGAA GAC CC C GGUGACGUCUACAUCGAA A U^ C C -- - ACUUUACU 120 110 100 90 80 70