10          20        30        40        50        60
CUAAUACAGACGUUUCC--|      C  U       G     AGU     U   UGGAAU 
                   GAAUUCA UG UGAGUUG CAUAG   AGUAC GUA      A
                   CUUAAGU AU AUUCGAC GUAUC   UCAUG UAU      U
UUUAGUAAAAGAACUUAAA^      A  C       A     CU-     U   UAAUAG 
 .       110       100        90        80         70