Ribonuclease II/R <p> This entry represents the catalytic domain of ribonuclease II [<cite idref="PUB00045119"/>]. It includes characterised and related sequences to exoribonuclease II (RNase II) and ribonuclease R, a bacterial 3' --&gt; 5' exoribonuclease homologous to RNase II [<cite idref="PUB00015537"/>,<cite idref="PUB00017190"/>,<cite idref="PUB00017191"/>].</p>