10            20        30        40        50         
CUCAGGACUGAAGGAAC----|  UCU   U         CA  C  A       CAGGCGU 
                     ACG   UGC GUGGCUGGU  AA GG ACCAAGU       U
                     UGC   GCG CAUCGACCA  UU CC UGGUUUG       U
UCAGAGGACGACCGAGUCAAG^  C--   U         AC  C  C       GAGUGAC 
.       110       100          90        80        70        60