rrna processing in prokaryotes Seven different operons for rRNA rrn dispersed bought out the genome Each operons transcript a 30S( 6000bp) primary transcript Each primary transcript contains one copy of 5s, 16S and 23S rRNA, together with some tRNA sequence Rnase lll is involved in rRNa processing一、rRNA processing in prokaryotes • Seven different operons for rRNA rrn dispersed thought out the genome • Each operons transcript a 30S(~6000bp) primary transcript • Each primary transcript contains one copy of 5S,16S and 23S rRNA, together with some tRNA sequence • Rnase III is involved in rRNA processing