# OC Root 2nd 3rd 4th PC Gene/Definition OC.645760 Archaea.16903 Euryarchaeota.16274 Halanaeroarchaeum.2041 hsu.860 hsu:HLASF_0882 ATP-NAD/AcoX kinase OC.645760 Archaea.16903 Euryarchaeota.16274 Halanaeroarchaeum.2041 hsf.859 hsf:HLASA_0879 ATP-NAD/AcoX kinase