10          20        30        40        50         
GGCCGAGGGCCCUGCGU--|    C         AGU                 UGUCGC 
                   GGGUG GGGCGUGUG   GUGUGUGUGUGAGUGUG      U
                   CUCAC CCCGCACAC   CACACACGUACUCGCAC      C
CCGGCUCCCCCGUCUGGGA^    A         C--                 CUGGGC 
      110       100        90          80        70        60