10           20        30        40         50        60        70  
CGGAGCAUGGGAGCCAU---| C      CCA  U   U      U-          GGGAAGUGCUUCUGUCUG 
                    CG CCUGGG   GG ACG GGAUGC  GAAGGUCAGA                  \
                    GU GGAUCU   CU UGC CCUACG  CUUCCAGUCU                  C
UCGGGAGUAGAAGACCGGCA^ A      CUA  -   -      UC          CCUGACCUCUUGUGUACA 
   140       130       120        110        100        90        80