Table 2.

Functional identification of proteins differing from the control taken from the 68 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
0004/0009	Type-1 fimbrial protein, A chain	fimA	Cell adhesion	Down	Down
0204/0202	Spermidine/putrescine-binding periplasmic protein	potD	Polyamine transport		Down	Up
2003	Universal stress protein A	uspA	Stress response		Down
2004	10 kDa chaperonin	groL	Chaperon		Down
3006	30S ribosomal protein S6	rpsF	Translation		Down
8402	Nicotinate phosphoribosyltransferase	pncB	Nucleotide metabolism		Down

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