10        20          30        40        50        60
AUAGUCAUUCCAGAGUUUUU--|    CGU  A  C     C          U  AUAAUA 
                      GAUGU   AG UA UGCAU AGGAACUGAU GG      U
                      CUACG   UC GU ACGUA UCCUUGACUA CC      U
GAAAUCGAAACUACGAACAAAU^    ACU  C  U     A          -  ACGGAC 
 .       110       100        90        80        70