# OC Root 2nd 3rd 4th PC Gene/Definition OC.583510 Bacteria.88772 Proteobacteria.65075 Gammaproteobacteria.222631 spoi.2206 spoi:IMCC21906_02275 response regulator receiver and ANTAR domain protein; K07183 two-component system, response regulator / RNA-binding antiterminator OC.583510 Bacteria.88772 Proteobacteria.65075 Gammaproteobacteria.222631 zal.1924 zal:AZF00_10150 hypothetical protein; K07183 two-component system, response regulator / RNA-binding antiterminator