--------- uguuguuuua --- cg - aaucacacgcgcacacuuccac
cggcg accu aAAAGCCUUGAACGCUGUCGUUucgc ucgac aac c
||||| |||| |||||||||||||||||||||||||| ||||| |||
GUCGU UGGA uuuucgggacuugugguggcaaagcg ggcug uug a
uUAUUUUAG ---------- AUU ua c gacacaccaccuaucuacuauu