10         20         30        40        50         
AGACACCUGGGACCAUA-     CU-|     U     UC   U         UGUAAGA 
                  UGGCA   GAGAGC AGUGG  GGU GAGGUUCGC       U
                  ACCGU   CUUUCG UUACC  CCG CUCUAAGCG       C
ACGAAAAACACUACUCAC     ACU^     U     CU   U         UAACAAC 
.       110       100        90        80        70        60