10        20         30        40        50        
CUGAGGGGGGACACACCU     -|    AAC UG       CACA      GUUUUC 
                  GACUU UAUAG   C  CAUUGUA    CUGUGU      A
                  CUGAG AUAUC   G  GUAACAU    GACACG      U
CCGUGACUACGACAGUCA     A^    AUA GU       ACGC      UACCCU 
     110       100        90        80        70        60