TABLE 5.

Genes whose expression was most affected by overexpression of CpxR as measured by DNA microarray analysis^a

ORF	Gene	Description of gene product	Median log2ratio of expression levelsb	SD
HD0262	argR	Arginine repressor	2.46	0.32
HD0025	dcuB1	Anaerobic C4-dicarboxylate transporter	2.24	0.30
HD0811	artP	Arginine ABC transporter; ATP binding protein	2.16	0.67
HD1814		Probable transport protein	1.89	0.17
HD0285		Possible minor fimbrial subunit	1.86	0.17
HD0266	lpp	15-kDa outer membrane lipoprotein	1.55	0.24
HD0565	clpB	ATP-dependant Clp protease chain B	1.51	0.18
HD0337	rluB	Probable pseudouridylate synthase	1.49	0.22
HD0988	prlC	Oligopeptidase A	1.39	0.19
HD1076	recB	Exodeoxyribonuclease V, beta subunit	1.31	0.17
HD1301	tadD	Tight adherence protein D	−1.75	0.12
HD1300	tadE	Tight adherence protein E	−1.78	0.22
HD1303	tadB	Tight adherence protein B	−1.80	0.21
HD1504	guaA	GMP synthase (glutamine hydrolyzing)	−1.92	0.25
HD0577	selD	Selenide; water dikinase	−1.99	0.16
HD1407	efp	Elongation factor P	−2.03	0.15
HD1150	glpT	Glycerol 3-phosphate transporter	−2.18	0.20
HD1394	torZ	Trimethylamine-N-oxide reductase 2	−2.20	0.16
HD0202	slyD	FK506 binding protein (FKBP)-type peptidyl-prolyl cis-trans isomerase	−2.31	0.14
HD1900	fkpA	FKBP-type peptidyl-prolyl cis-trans isomerase FkpA	−2.61	0.15

^aThe table does not include ORFs described as encoding hypothetical or conserved hypothetical proteins.

^bMedian log₂ ratio of expression levels from comparisons of 35000HPΔcpxR(pML125) to 35000HPΔcpxR(pLS88) in three independent experiments (P < 0.05).