# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.251157 Archaea.13849 Euryarchaeota.10746 Archaeoglobus.2601 Archaeoglobus_fulgidus.1677 afu.42 afu:AF_0025 cyanate transport protein (cynX) OC.251157 Archaea.13849 Euryarchaeota.10746 Archaeoglobus.2601 Archaeoglobus_fulgidus.1677 afg.49 afg:AFULGI_00000230 Nitrate/nitrite transporter OC.251157 Archaea.13849 Euryarchaeota.10746 Halodesulfurarchaeum.721 - halh.1665 halh:HTSR_1709 major facilitator superfamily MFS_1; K02575 MFS transporter, NNP family, nitrate/nitrite transporter OC.251157 Archaea.13849 Euryarchaeota.10746 Halodesulfurarchaeum.721 - hhsr.1734 hhsr:HSR6_1780 major facilitator superfamily MFS_1