10         20         30        40        50          
CCAGCAAUGCCGGACUC-  C   CG-|             A          ACGUGUGUG 
                  UC CUU   UUCCGGGCUUGUUU AGUUGCCUGU         \
                  AG GAG   AAGGUCCGAACGAA UCGACGGACA         U
GGUAGAGGUCACGCCAAC  A   UCA^             A          CAGGGUGUA 
 .       110       100        90        80        70