10 20 30 40 50 UACUGUAGGCUCAUGCA--| AC U C AGCUUAU GUCCGGGUGUGU UAAGUACUGG GC GCAGG A CGGGCCCGCAUA AUUCGUGGCC UG CGUCC U CGUACGUGGACCUCUAUCA^ CA U U CCUACAC 110 100 90 80 70 60