btg:BTB_c20920 no KO assigned | (GenBank) oxidoreductase btg:BTB_c09960 no KO assigned | (GenBank) yflP; YflP btg:BTB_c05730 K02476 two-component system, CitB family, sensor kinase [EC:2.7.13.3] | (GenBank) citS1; sensor protein CitS btg:BTB_c05740 K02475 two-component system, CitB family, response regulator | (GenBank) citT1; transcriptional regulatory protein CitT