# OC Root 2nd 3rd 4th PC Gene/Definition OC.634429 Bacteria.1101073 Proteobacteria.599778 Deltaproteobacteria.111204 dbr.821 dbr:Deba_0774 Protein of unknown function DUF2088 OC.634430 Bacteria.1262904 - - caby.274 caby:Cabys_1100 Nickel-dependent lactate racemase