10          20        30        40        50        60  
CCUGGCCUGGCCUCCUGCA--|  C      CCGU                GUUAGACACUCC 
                     GUG CACGCU    GUAUUUGACAAGCUGA            \
                     CAC GUGUGA    CAUAAACUGUUUGACU            G
ACCAGACCUCGACGAUUCGUA^  A      ACCC                GUGAGAUGGUGU 
   120       110       100        90        80        70