10            20        30        40        50         
AAGGCUGAAGAGAGACUGG----|  CCA  CU          C  A    CA    GUAGC 
                       CUC   AG  GAAGUUCUGU AU CACU  GGCU     U
                       GAG   UC  UUUCAAGACA UA GUGA  CUGA     A
GUUGCAGUGCACCGCUACCGUUA^  C--  AG          C  C    --    AGGUA 
      110       100          90        80        70          60