10          20        30        40        50        60  
CUCCACUCUGGCCUAUG--| G    U      U         CU         CCGCCGCCU 
                   GU CAGC GUCUCU GUGCUUGAU  AACCAUGUG         \
                   CG GUCG CAGGGA CACGAACUG  UUGGUACAC         A
GGUACGACACACGCUCACA^ G    C      C         CC         UCCGAACAC 
   120       110       100        90        80        70