10          20        30        40        50        60
CCACCGAACACCGCGCU--|    CCU UG  UC  UG   C    UA        GGACG 
                   GCCGG   C  GG  CC  AGA CCUU  ACCUGUGA     U
                   CGGCC   G  CC  GG  UCU GGAG  UGGACACU     C
GUCUCCCGAAACGCCGACU^    CGC GU  GA  GU   U    --        GGGAC 
.       110       100        90        80          70