10          20        30        40          50          
GACAGUGAUUCUUUCUU--    UUU      UU         U--| A    U  UUAAAAU 
                   GGGA   GGGAGC  AUCAGAAUC   CC GGGG AC       \
                   CCCU   CCUUCG  UAGUCUUAG   GG CCCC UG       U
ACCACUAAGAGUCUCCUCC    CUU      UU         UGU^ A    C  AGAAAGU 
 120       110       100        90        80        70