Table 6.

Genes regulated by RpoS showing significant expression ratios

Functional groupGeneGene productLog ratio (minimal/rich medium)
Catabolism galK Galactokinase0.519
poxB Pyruvate oxidase0.535
Cell processes bolA Possible regulator of murein genes0.564
cbpA Curved DNA binding protein0.540
fic Induced in stationary phase, affects cell division0.654
glgS Glycogen biosynthesis0.794
glgC Glucose-1-phosphate adenylyltransferase0.649
glgB 1,4-α-Glucan branching enzyme0.430
katE Catalase0.893
osmC Osmotically inducible protein1.204
osmY Hyperosmotically inducible periplasmic protein0.580
otsB Trehalose-6-phosphate phophatase0.777
otsA Trehalose-6-phosphate synthase0.556
Energy metabolism frdD Fumarate reductase, anaerobic0.401
glpD sn-Glycerol-3-phosphate dehydrogenase0.616
FA and PL metabolism cfa Cyclopropane fatty acyl phospholipid synthase0.618
Hypothetical hdeA ORF, hypothetical protein1.872
hdeB ORF, hypothetical protein1.705
Regulatory function dps Global regulator, starvation1.402
rpoS Sigma S (sigma 38) factor0.766
wrbA trp repressor binding protein0.420