10 20 30 40 50 CCACCUUCUAAAGAGCG---| U AGACAC UG C UACCUU CCAU GCC UAAGUACUAG C GCAGGAG U GGUA CGG AUUCAUGGUC G UGUCCUC A CAUUAACUUACUACUAAAAC^ - GAUUUA CU C UCAACA . 110 100 90 80 70 60