10          20        30        40        50         
GGCCGAGGGCCCUGCGU-  -|            AGU                 UGUCGC 
                  GG GUGCGGGCGUGUG   GUGUGUGUGUGAGUGUG      U
                  CC CACGCCCGCACAC   CACACACGUACUCGCAC      C
CCGGCUCCCCCGUCUGGG  G^            C--                 CUGAGC 
      110       100        90          80        70        60