Table 3.

Functional identification of proteins differing from the control taken from the 103 h sample of the Escherichia coli culture continuously grown in the presence of erythromycin (10 μg mL⁻¹)

No.	Protein name	Gene	Function	43 h	68 h	103 h
5201	2,3,4,5-tetrahydropyridine-2,6-dicarboxylate N-succinyltransferase	dapD	Amino acid metabolism			Up
2101	Histidine-binding periplasmic protein	hisJ	Amino acid transport			Up
0005	Glucose-specific phosphotransferase enzyme IIA component	ptsG	Sugar transport			Up
5206	UTP–glucose-1-phosphate uridylyltransferase	galU	Carbohydrate metabolism			Up
0002	Acyl carrier protein	acpP	Lipid metabolism	Up		Up
1201	Malonyl CoA-acyl carrier protein transacylase	fabD	Lipid metabolism			Up
5003	ATP-dependent Clp protease proteolytic subunit	clpA	Proteolysis			Up
1104	Agmatinase	speB	Polyamine synthesis			Up
0204	Spermidine/putrescine-binding periplasmic protein	potD	Polyamine transport		Down	Up
5106	NADP-dependent L-serine/L-allo-threonine dehydrogenase ydfG	ydfG	E-Oxidoreductases			Up
0101	Fe/S biogenesis protein nfuA	nfuA	Stress response			Up
1105	MltA-interacting protein	mipA	Outer membrane proteins			Up
0301	Outer membrane protein C	ompC	Outer membrane proteins			Up
0201	Uncharacterized protein yceD	yceD	Uncharacterized protein			Up
7603	ATP synthase subunit alpha	atpA	ATP synthesis			Down

The proteins' up- or downregulation is marked for each sampling time point.