10          20        30        40        50         
GCAUAUUUUACGAUUUA--|            U             UU       AAAUG 
                   UAAUGUUUUAACA GCACUGCAUAUAC  UUGAAAG     \
                   GUUACAAAAUUGU CGUGACGUAUAUG  AACUUUC     U
AUGUAUACGUUUGUUAUUC^            U             U-       AUUUA 
      110       100        90        80         70        60