# OC Root 2nd 3rd 4th PC Gene/Definition OC.282812 Archaea.63607 Euryarchaeota.48559 Methanocaldococcus.771 mfe.276 mfe:Mefer_0280 protein of unknown function DUF324; K09000 CRISPR-associated protein Cmr4 OC.282812 Archaea.63607 Euryarchaeota.48559 Methanocaldococcus.771 mvu.1268 mvu:Metvu_1296 protein of unknown function DUF324; K09000 CRISPR-associated protein Cmr4