10            20        30         40         50          
AUGUUACACGUGGUUGG----|  UG GC      -            G  - UG    UGAACU 
                     AGG  G  CUGACA UCCUGAGUGUGU UG G  AACC      \
                     UCC  C  GACUGU AGGACUUACAUA AC C  UUGG      U
GUGAAAGAGGUAACUCACUUC^  GU --      G            G  U CU    GUCCCG 
 120       110       100          90        80        70