10          20        30        40        50          
ACAGAAAGAAAAUAAAA--|  U   U   GC           U  G    A  GUUCUCU 
                   GUC CCC GGU  AGUGGUUCUAA CA UUCA CA       \
                   CGG GGG CCA  UCACCAGGAUU GU AAGU GU       A
AAAGGAAGCUUCAAAUAAC^  C   U   GU           U  A    -  UAAAGCU 
.       110       100        90        80        70