10          20        30        40        50          
CUCCCCGCGGACCCUCA--|    C     GC         U    G    A  GUUCUCU 
                   GCCUC UUGGU  AGUGGUUCU AACA UUCA CA       \
                   CGGAG GACCA  UCACCAGGA UUGU AAGU GU       A
CGACGGCCGGCUACGGGCC^    C     GU         U    A    -  UAAUACG 
.       110       100        90        80        70