# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.566662 Bacteria.208957 Firmicutes.124750 Firmicutes___Clostridia.57849 Thermoanaerobacterium.3647 txy.840 txy:Thexy_0883 chromate transporter, chromate ion transporter (CHR) family; K07240 chromate transporter