# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.1185961 Archaea.24404 Euryarchaeota.26756 Methanobrevibacter.1814 Methanobrevibacter_sp_.28 meb.14 meb:Abm4_0502 hypothetical protein OC.1185961 Archaea.24404 Euryarchaeota.26756 Methanobrevibacter.1814 Methanobrevibacter_sp_.28 meb.14 meb:Abm4_0626 hypothetical protein