10 20 30 40 50 CUCGCUCGCUCACACGCUG-- C C A-| GA UUCCCG CCUGC CUGU UAUGGC CUGGUA AUUCACUG \ GGACG GACA AUACCG GAUCAU UAAGUGAC C GUCCAAUCGCCCACUGCAAAG A A GA^ -- UCCAGU . 110 100 90 80 70