10          20        30        40        50          
CUCCCCCCUCGUCGUAU--|    UCA       UG UG U     U    U  GUUUCAU 
                   GUGGG   UGUGACU  C  G UGUGG GUUG CA       \
                   UACUC   ACACUGA  G  C GUACC CGAC GU       A
AUAACAAACACUACUAUCA^    UGA       GU GU U     U    U  CUAAAUU 
 .       110       100        90        80        70