10          20        30        40        50         
UCUGCCCCCUGCACCCC--|      U   C  UA        A          ACUCCU 
                   GGGCGGG GGC GU  AGACUUGC GUGAUGUUUA      \
                   CCUGCCC UCG CG  UCUGAACG CACUACAAGU      G
GGGACGAGUCCGUCACACC^      U   U  UG        A          GCACCU 
       110       100        90        80        70        60