Ribonuclease E and Ribonuclease G are related enzymes that cleave a wide variety of RNAs [1].

1: Structure of Escherichia coli RNase E catalytic domain and implications for RNA turnover. Callaghan AJ, Marcaida MJ, Stead JA, McDowall KJ, Scott WG, Luisi BF; Nature. 2005;437:1187-1191. PMID:16237448