10        20          30        40        50        60
CUGUCCUACCACCAAUUCUU--| U        A           CAUUC     UGUGGA 
                      CC GCAGCCCU CGUGGAUAAGG     UAUUU      U
                      GG CGUCGGGG GCAUCUAUUCC     AUAAA      U
GCAGGACGACCUUUUAAGAAAC^ U        -           ACUA-     ACCGUU 
.       110       100        90         80         70