# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.1261958 Bacteria.170458 Proteobacteria.800298 Other_proteobacteria.6246 Mariprofundus.589 maes.1638 maes:Ga0123461_1689 Response regulator receiver domain-containing protein; K03413 two-component system, chemotaxis family, chemotaxis protein CheY OC.1261958 Bacteria.170458 Proteobacteria.800298 Other_proteobacteria.6246 Mariprofundus.589 mfn.689 mfn:Ga0123462_0696 two-component system, chemotaxis family, response regulator CheY/two-component system, NtrC family, nitrogen regulation response regulator GlnG; K03413 two-component system, chemotaxis family, chemotaxis protein CheY