10          20        30        40        50        60  
UACCACUAGAUUGCCUA--| A             U                A  CUGACGAC 
                   GA CAGGGAAGCCAGU GGCGUGGCUCAGUCCA GU        \
                   CU GUCCCUUCGGUCA UCGUACCGAGUCAGGU CG        C
UCUGGUAGACGUUCGACCU^ G             -                C  UAAGGAGU 
  120       110       100        90         80        70