10         20         30        40        50         
GAAUUGCAGAGGACAUG-    U-|   ACA     U  CU             GGAUAU 
                  UCUU  UCUG   CACCC AA  GAGAGCAUUUAUU      \
                  GGAG  GGAC   GUGGG UU  CUCUCGUGAAUAG      U
UGACUAUCCUUCGAAUCA    UU^   CGA     U  UU             AAAGGU 
       110       100        90        80        70        60