10 20 30 40 50
GAAGACAUGAGCAGUGC----| UG C U CGCUAUGCC
UGGU CACAGU CAUUAUUACUU UGGUACG A
ACCG GUGUCA GUAAUAAUGAG GCCAUGC C
CCAGAGGGAGCGUCCGAAACG^ -- C U UCAAACUCU
. 110 100 90 80 70 60