10          20        30        40        50         
CAGGAAGCCAUGACACU--|  UG      UAG                     GUAUGC 
                   CUG  GUGCUG   UUUUUUUAGGUUUUGAUUUUU      \
                   GAC  CGCGAC   AAAGAAAUCCAGAACUAAAAG      U
CUCUCGUCUCUCAUGUCUC^  GU      CUA                     AGUAGG 
       110       100        90        80        70        60