10          20        30        40         50        60 
UCAAUUGACGUUUGAAA--  GU                 G     -|   U   UGUCAUUU 
                   UA  CUUAUGGGUUUCGGUGU CGGCU GUUU GCG        \
                   AU  GGGUACUUAAAGCUACA GCCGA CAAA UGC        A
GUGAAAAUUUUCCGCGACA  UG                 A     G^   C   UAUACAUA 
  120       110       100        90        80        70