10        20          30        40         50         
UUUUAACGUCAAUGACCUGUGACC--   U            C-|          GUAUCC 
                          UAG GAUCCCGAUAUG  AAGUACUUGCU      \
                          AUC UUAGGGUUAUAC  UUCGUGAAUGA      U
AAUGGUUACCCAGUAAACAAGAUGUU   U            UA^          AGUAGA 
.       110       100        90        80        70        60