10          20        30        40        50          
UCGACCAUUGGUUCCAU--|    ACG    C   AA        UC    C  GUGAAGG 
                   GCAGC   GUGU UGG  GUCGCACG  AUGC GU       \
                   CGUCG   CACA GCC  CAGUGUGC  UACG CG       U
GGAUACCGACCGACCUCUG^    CGA    U   CC        GA    A  UAUAAGG 
 .       110       100        90        80        70