# OC Root 2nd 3rd 4th PC Gene/Definition OC.1183891 Archaea.19402 Euryarchaeota.19830 Haloferax.4456 hme.2995 hme:HFX_4070 mrr; Mrr restriction system protein-like protein OC.1183891 Archaea.19402 Euryarchaeota.19830 Haloferax.4615 hme.3222 hme:HFX_5171 mrr; Mrr restriction system protein-like protein