10        20          30        40        50        60  
CUGCUCAAUGCCUCCAAC   --|      UC                AC     UAUGAGUG 
                  CCU  GCCAAGU  ACGUACUUCUUUAUAU  CCAUA        \
                  GGA  UGGUUCA  UGUAUGAAGAAAUGUA  GGUAU        A
UUGAGGUGGCUACUUAGG   UU^      UA                A-     UGUCAGAU 
  120       110       100        90        80         70