10          20        30        40        50         
UCUCUUCACCUGGCCAU--|     UG     U         CA     U    AGGGCU 
                   GUGACG  UGGGC UCCCUUUGU  UCCUU GCCU      \
                   CACUGC  ACUCG GGGGAAACG  AGGGA CGGG      C
UUCGAGGUACGACACCCUC^     UG     U         AC     -    ACGAGU 
      110       100        90        80        70         60