# OC Root 2nd 3rd 4th PC Gene/Definition OC.642025 Archaea.12688 Crenarchaeota.8824 Ignicoccus.1597 iis.1030 iis:EYM_05540 hypothetical protein OC.642025 Archaea.12688 Crenarchaeota.8824 - pfm.1164 pfm:Pyrfu_1204 split soret cytochrome c precursor OC.642025 Archaea.12688 Crenarchaeota.8824 - pdl.1243 pdl:Pyrde_1256 Split-Soret cytochrome c OC.642026 Archaea.50858 Euryarchaeota.12877 Archaeoglobus.5547 ave.1741 ave:Arcve_1835 hypothetical protein OC.642026 Archaea.50858 Euryarchaeota.12877 - fpl.1274 fpl:Ferp_1336 hypothetical protein OC.642026 Archaea.50858 Euryarchaeota.12877 Geoglobus.1369 gac.80 gac:GACE_0071 Split-Soret cytochrome c OC.642026 Archaea.50858 Euryarchaeota.12877 Geoglobus.1369 gah.295 gah:GAH_00301 putative redox-active protein