10         20         30        40        50         
ACGUGACUCGACGCGAC-   -|       C       CG        CC    CGUUGC 
                  GCA CGAUGCGA GCUUUGG  AUUUAGCU  AUGA      G
                  CGU GCUGCGCU CGAAACC  UAGAUCGA  UACU      U
ACAGAAGACUACUAUAAA   A^       A       AU        AA    CGUAUG 
.       110       100        90        80        70        60