10         20         30        40        50        60    
CAUCUGCAAACGUCACAA-   -|  C   CC    A     AG          UGCCCACUAGG 
                   AGA CAA CCA  AGCG GGUAU  AGUUCCUAUG           \
                   UCU GUU GGU  UCGU CCAUA  UCAAGGAUAC           C
CGACCGUAUGCCACUCGAC   C^  A   UC    G     CU          UCAUCGCUGGC 
       120       110       100        90        80        70