10         20         30        40        50        
CACGGCUACAGAGUUUC-        -|     GG       C           UGUCC 
                  CUUAGCAG AGCUGU  AGUGUGA AAUGGUGUUUG     A
                  GGAUCGUC UCGAUA  UCACACU UUACCGCAAAC     A
AUCCCUCGCCUUCCUAAC        A^     AA       A           UAUCA 
      110       100        90        80        70        60