10            20        30        40        50        60 
UUGAACUAGUCACCAUC----|   GUCC                U    CU    AGUGCUCU 
                     CAGG    CUUUCAGGUCUGAUAG CUAU  UUUC        U
                     GUCU    GAAGGUCUAGACUAUC GAUA  AAGG        G
GACGACUGUCAACUAUCGGUU^   GU--                U    U-    UCCCAAAG 
 120       110       100          90        80         70