10        20        30          40        50        60   
UUUUAAAAAACAGAAAUG           U--|      C  A  CU        UUUUACAGG 
                  UUGCAGUUUCG   UUUGUGA CG CA  AACGGGUA         A
                  GACGUUAAAGU   AAACACU GC GU  UUGCUCAU         C
AAAGAAACGACAAAAAAC           CCU^      A  -  UU        UAGGACAUA 
     120       110       100        90         80        70