10 20 30 40 50 GUUCUACACAUAUGGUGGA---| UGUC G A UA UCUAU CC CUCUUGU CCU CUGAACUGA UCAGU C GG GAGGACA GGA GACUUGACU GGUCA U AACAGUCGCGAAACGAGUUCCC^ UCU- A C C- CACAU 110 100 90 80 70 60