Table 1.

Number of genes associated with various biological processes that were differentially expressed in a E. coli strain lacking HU (relative to WT strain harboring hupA and hupB genes) or a E. coli strain producing HUɑ2P63A (relative to a strain producing HUɑ2) or both.

Biological process	ΔhupA ΔhupB vs. WT	hupAmP63A ΔhupB vs. hupAm ΔhupB	Common	Total	Unique
Others	111	58	45	169	124
Amino acid metabolism	42	32	28	74	46
Transport	32	11	9	43	34
Transcription/Cell signaling	31	8	6	39	33
Translation	29	28	18	57	39
Carbohydrate metabolism	28	14	10	42	32
Stress response	25	17	13	42	29
Adhesion	24	12	9	36	27
DNA metabolism	18	13	9	31	22
Nucleotide biosynthesis	16	12	9	28	19
Protein homeostasis	14	9	7	23	16
Prophage	11	7	4	18	14
Nitrate assimilation	8	2	1	10	9
ATP synthesis	7	8	7	15	8
Putrescine metabolism	7	7	7	14	7
Cell cycle	7	4	4	11	7
Biotin synthesis	6	6	6	12	6
Pseudogenes	6	3	2	9	7
Methylglyoxal catabolism	4	2	2	6	4
Fatty acid oxidation	4	2	2	6	4
Defense	4	0	0	4	4
TCA cycle	2	5	2	7	5
ncRNAs	2	1	1	3	2
	438	261	201	699	498