10        20          30        40        50          
GAAGACUGCCACUACCUCUU--| U      CUA           CAUUCUAUUUUGUGGA 
                      CC GCAGCC   CGUGGAUAAGG                \
                      GG UGUCGG   GCACCUAUUUC                U
GCAAAACGAUCUUUUAAGAAAC^ U      AG-           ACUAAUAAAACCGUUU 
.       110       100        90         80        70