10          20        30        40        50       
GGAAAUGAAUACCCACU--|      C       G     A  CA    G    UGAA 
                   GAGAUGA GGGGCAA CCCUU CC  UCUA CUGA    U
                   CUCUAUU CCUCGUU GGGAA GG  AGAU GACU    G
GACUUCCCACUCCACGACA^      U       G     -  AG    G    CUUU 
   110       100        90        80         70        60