# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.456557 Eukaryotes.586522 Fungi.98103 Ascomycetes.86934 Eurotiomycetes.38899 nfi.4808 nfi:NFIA_055070 hypothetical protein OC.456557 Archaea.13088 Crenarchaeota.9453 - - sto.2173 sto:STK_20840 putative Xre family DNA-binding protein OC.456557 Archaea.13088 Crenarchaeota.9453 Pyrobaculum.1373 - pai.2184 pai:PAE3208 helix-turn-helix protein OC.456557 Archaea.13088 Crenarchaeota.9453 Pyrobaculum.3753 - pis.423 pis:Pisl_0410 transcriptional regulator, XRE family OC.456557 Archaea.13088 Crenarchaeota.9453 Pyrobaculum.3621 - pcl.767 pcl:Pcal_0791 transcriptional regulator, XRE family OC.456557 Archaea.13088 Crenarchaeota.9453 Pyrobaculum.1373 - pyr.366 pyr:P186_0345 transcriptional regulator, XRE family OC.456557 Archaea.13088 Crenarchaeota.9453 Pyrobaculum.1373 - pog.556 pog:Pogu_0519 putative transcriptional regulator OC.456557 Archaea.13088 Crenarchaeota.9453 Pyrobaculum.1373 - pyw.1601 pyw:PYWP30_01700 putative transcriptional regulator OC.456557 Archaea.13088 Crenarchaeota.9453 Thermoproteus.1977 - ttn.1719 ttn:TTX_1794 hipB; transcriptional regulator, xre family