Microarray analysis of the transcriptional responses of Porphyromonas gingivalis to polyphosphate

Moon, Ji-Hoi; Lee, Jae-Hyung; Lee, Jin-Yong

doi:10.1186/s12866-014-0218-2

BMC Microbiology

Table 2 Differentially expressed genes related to energy metabolism and biosynthesis of electron carriers

From: Microarray analysis of the transcriptional responses of Porphyromonas gingivalis to polyphosphate

Locus no.^a	Putative identification^a	Avg fold difference^b
Energy metabolism : Amino acids and amines
PG1269	Delta-1-pyrroline-5-carboxylate dehydrogenase	−2.02
PG0474	Low-specificity L-threonine aldolase	−1.93
PG1401	Beta-eliminating lyase	−1.74
PG0343	Methionine gamma-lyase	−1.64
PG1559	Aminomethyltransferase	−1.54
PG0324	Histidine ammonia-lyase	−1.53
PG1305	Glycine dehydrogenase	−1.52
PG2121	L-asparaginase	−1.51
PG0025	Fumarylacetoacetate hydrolase family protein	2.11
Energy metabolism : Anaerobic/Fermentation
PG0687	Succinate-semialdehyde dehydrogenase	−1.76
PG0690	4-hydroxybutyrate CoA-transferase	−1.66
PG0689	NAD-dependent 4-hydroxybutyrate dehydrogenase	−1.58
PG1609	Methylmalonyl-CoA decarboxylase, gamma subunit	−1.87
PG1612	Methylmalonyl-CoA decarboxylase, alpha subunit	−1.71
PG1608	Methylmalonyl-CoA decarboxylase, beta subunit	−1.64
PG0675	Indolepyruvate ferredoxin oxidoreductase, alpha subunit	−1.53
PG1809	2-oxoglutarate oxidoreductase, gamma subunit	2.18
PG1956	4-hydroxybutyrate CoA-transferase	1.74
Energy metabolism : Biosynthesis and degradation of polysaccharides
PG2145	Polysaccharide deacetylase	−1.94
PG0897	Alpha-amylase family protein	−1.85
PG1793	1,4-alpha-glucan branching enzyme	−1.67
Energy metabolism : Electron transport
PG0776	Electron transfer flavoprotein, alpha subunit	−2.30
PG0777	Electron transfer flavoprotein, beta subunit	−1.91
PG1638	Thioredoxin family protein	−1.88
PG1332	NAD(P) transhydrogenase, beta subunit	−1.83
PG1119	Flavodoxin, putative	−1.69
PG0429	Pyruvate synthase	−1.64
PG1077	Electron transfer flavoprotein, beta subunit	−1.57
PG1858	Flavodoxin	−2.57
PG2178	NADH:ubiquinone oxidoreductase, Na translocating, E subunit	−1.51
PG0034	Thioredoxin	2.76
PG0195	Rubrerythrin	15.49
PG0548	Pyruvate ferredoxin/flavodoxin oxidoreductase family protein	2.58
PG0616	Thioredoxin, putative	1.52
PG1421	Ferredoxin, 4Fe-4S	28.54
PG1813	Ferredoxin, 4Fe-4S	1.65
Energy metabolism : Glycolysis/gluconeogenesis
PG0130	Phosphoglyceromutase	−1.68
Energy metabolism : Purines, pyrimidines, nucleosides, and nucleotides
PG1996	Deoxyribose-phosphate aldolase	−1.73
Energy metabolism : Pentose phosphate pathway
PG1747	Ribose 5-phosphate isomerase B, putative	−2.45
PG0230	Transaldolase	2.05
PG1595	Ribulose-phosphate 3-epimerase	2.22
Energy metabolism: Sugars
PG1633	Galactokinase	−1.89
Energy metabolism : TCA cycle
PG1614	Succinate dehydrogenase	2.25
PG1615	Succinate dehydrogenase	1.60
Energy metabolism : Other
PG1522	Mandelate racemase/muconate lactonizing enzyme family protein	−2.24
PG0279	NADP-dependent malic enzyme	1.82
PG1017	Pyruvate phosphate dikinase	1.75
PG1513	Phosphoribosyltransferase, putative/phosphoglycerate mutase family protein	3.05
PG1859	Glycerate kinase family protein	1.76
Biosynthesis of pyridine nucleotides
PG0058	Nicotinic acid mononucleotide adenyltransferase	−1.93
PG1578	Quinolinate synthetase	−1.62
PG0057	Nicotinate phosphoribosyltransferase	−1.61
PG0678	Pyrazinamidase/nicotinamidase, putative	2.00
Biosynthesis of menaquinone and ubiquinone
PG1870	Methlytransferase, UbiE/COQ5 family	−2.60
PG1467	Methlytransferase, UbiE/COQ5 family	−2.46
PG1523	Naphthoate synthase	−1.89
PG1521	O-succinylbenzoic acid--CoA ligase	−1.78
PG1525	Isochorismate synthase, putative	−1.50

^aLocus number, putative identification, and cellular role are according to the TIGR genome database.
^bAverage fold difference indicates the expression of the gene by polyP addition versus no polyP addition.

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ISSN: 1471-2180

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