10        20          30        40        50        60
CGAGGGUCUGGAAUUCAAUGUCUGU--| C      U   G     U     A  GUUCAG 
                           CG UGACGU CAU UCUGU UUCAG CU      U
                           GU ACUGCA GUA AGACG AAGUU GA      U
NNNNNNNNNNNNNNNNNNNNNNNNNNG^ U      U   G     C     -  UCAAAC 
 .       110       100        90        80        70