# OC Root 2nd 3rd 4th PC Gene/Definition OC.663633 Archaea.8239 Crenarchaeota.14789 Ignicoccus.978 iho.747 iho:Igni_0753 hypothetical protein OC.663633 Archaea.8239 Crenarchaeota.14789 Ignicoccus.978 iis.1372 iis:EYM_07390 hypothetical protein