10 20 30 40 50
CCGAGUGUUGUCCAUGA----| GGAAU G U AGA UUA
UAGG GGAU GU GAUCAG ACAUACAUU U
AUCC CCUG CA CUAGUC UGUAUGUAG C
GACAGGACUCUUCAGAGACCU^ AUC-- A C AAC UAA
110 100 90 80 70 60