--------------u ga c cauccuagaugggga cc u gu u
gcc gggccauc gg gccguggga uccc c gcc
||| |||||||| || ||||||||| |||| | ||| g
CGG CCCGGUGG cc cgguacccu aggg g ugg
cuuuGGAGUCCGUGC -- u -------uuuuguga -- u -g u