10          20        30        40        50          
GGAUCACACAGAUUUCU--|  U   U GC           U    G    A  GUUCUCU 
                   GUC CCC G  CGAGUGGUUCU AACA UUCA CA       \
                   CAG GGG C  GUUCACCAGGA UUGU AAGU GU       A
ACGUGGGAACCGUCUCUCU^  U   C UA           U    A    -  UAAAGCU 
.       110       100        90        80        70