mRNA 5' CACCGUUCUCACCAGCUCACA 3' |||||||x|x||||x|||||| miRNA 3' GUGGCAAUAAUGGUAGAGUGU 5'
mRNA 5' UGCUGUUAUUACCGUCGCACA 3' oo|o|||||||||o||x|||| miRNA 3' GUGGCAAUAAUGGUAGAGUGU 5'