10          20        30        40        50         
AAAGGCCAAAUUCAUCC--|            A    G    AC          UGAGCA 
                   AUCGUUUAUAUAU CCCU UAGA  CGAAUUUGUG      \
                   UAGUAGGUGUAUA GGGG AUCU  GCUUAAACGU      C
UGUAAUCGUUCGGAAAACG^            -    G    CU          UAUCUC 
      110       100        90         80        70        60