10          20          30        40        50        60  
GGCCCCCCAGCCCAGCCU--|  CU    A--  A         UG CU        GAGUCAGC 
                    GGC  GAGG   GC GGACUUAGC  C  UGUGAACA        \
                    CCG  UUCC   CG CUUGAAUCG  G  ACACUUGU        A
UUCCACCGGUUCCCAUCCCC^  --    CCC  C         GU --        GUUAUACU 
 120       110         100        90        80          70