# OC Root 2nd 3rd 4th PC Gene/Definition OC.336931 Archaea.16604 Euryarchaeota.15840 Halanaeroarchaeum.172 hsu.1157 hsu:HLASF_1189 integral membrane protein domain protein OC.336931 Archaea.16604 Euryarchaeota.15840 Halanaeroarchaeum.172 hsf.1153 hsf:HLASA_1177 integral membrane protein domain protein