<p> This family consists exclusively of archaeal RadB protein, a homologue of bacterial RecA, eukaryotic RAD51 (<db_xref db="INTERPRO" dbkey="IPR011941"/>) and DMC1 (<db_xref db="INTERPRO" dbkey="IPR011940"/>), and archaeal RadA (<db_xref db="INTERPRO" dbkey="IPR011938"/>) [<cite idref="PUB00015513"/>,<cite idref="PUB00016821"/>, <cite idref="PUB00016883"/>].</p>