10          20        30        40        50          
UCCUGGAUUAGGAAAAUC--|  U UC          UU  A        C    UAUAAU 
                    GGU U  GAUGCAGGUC  GA GAGUGCAA UUUG      \
                    CCA G  UUACGUCCGG  CU CUCACGUU AAAC      G
AGGAUAACAGCAUCGAAACA^  U GU          CC  G        -    UAUAAA 
.       110       100        90        80         70