10          20        30        40        50        60  
CUUGACCUGAUGUCUUGCA--| A  A    CCGU                GUUGGACACUCC 
                     GU CC CACU    GUAUUUGACAAGCUGA            \
                     CA GG GUGA    CAUAAACUGUUUGACU            A
GUCAAACCUCGACGAUCCGUA^ C  C    ACCC                GUGAGAUGGUGU 
   120       110       100        90        80        70