10          20        30        40        50        60        70        
CAAUCGUCCUCGUGUCA--|      U UG  A      U       GU     CUGACAACACUGACCGCUCCAGGGC 
                   AAUUCAU U  GA CUGAAU CUCGUGG  CUGCA                         A
                   UUAAGUG G  CU GACUUA GAGUACC  GAUGU                         A
CAACACCUACGUACAAACU^      C GU  C      -       AC     CUUAAAGUUAAAGUUUUACUUGUUA 
     150       140       130       120        110       100        90        80