# OC Root 2nd 3rd 4th PC Gene/Definition OC.4437 Bacteria.1357 Proteobacteria.790622 Gammaproteobacteria.456075 tcx.127 tcx:Tcr_0105 Hypothetical protein with VCBS domains OC.4438 Bacteria.1350 Proteobacteria.285783 Deltaproteobacteria.596 sur.2021 sur:STAUR_1927 VcbS repeat protein