10 20 30 40 50
GAGGAGCGGCGGGCGCC--| G C U CGCUGUGAC
GCUGGU ACGGC CAUUAUUACUU UGGUACG \
CGACCG UGUCG GUAAUAAUGAG GCCAUGC A
AAACGACGCACUACGGGCA^ G C U UCAAACUUC
110 100 90 80 70 60