10          20        30        40        50        60  
CAUGAAACGUAGCCGUGA--| U   U     A     U   U  UUAGC        UUGGG 
                    CC GAG CAGGU GGCAG GUA UG     UGGCUGCU     U
                    GG CUU GUUCA CCGUC CAU AC     ACCGACGG     C
ACAAUUACUCUUCUUAAACA^ U   C     -     C   C  C----        UCUAA 
 .       110       100        90         80            70