Transcriptional and biochemical analyses of Planomicrobium strain AX6 from Qinghai-Tibetan Plateau, China, reveal hydrogen peroxide scavenging potential

Table 2 Bacterial antioxidant genes differently expressed when exposed to hydrogen peroxide for 4 h under H₂O₂ concentration (1.5 mM)

Antioxidant defense proteins	Sequence ID	KEGG gene name	Samples		Differently expressed genes^a
Antioxidant defense proteins	Sequence ID	KEGG gene name	CK	AX6	Differently expressed genes^a
Glutathione peroxidase	orf03455 orf02189	E1.11.1.9 E1.11.1.9	9.24 462.43	93.78 383.68	Up-regulated Down-regulated
Coproporphyrinogen III oxidase	orf00260 orf03367 orf00170	hemN, hemZ hemL hemL	16.00 85.32 1900.68	85.00 199.63 2279.58	Up-regulated Up-regulated Up-regulated
Superoxide dismutase	orf00300 orf03456 orf03437	SOD2 guaB cysK	1455.85 224.89 179.85	1088.24 229.00 210.48	Down-regulated Up-regulated Up-regulated
Catalase	orf02500 orf03059 orf01958	katE, CAT, catB, srpA K07217 katE, CAT, catB, srpA	1059.43 1449.28 4254.75	875.26 1154.82 3430.97	Down-regulated Down-regulated Down-regulated

^a The differentially expressed antioxidant genes were identified using limma (FDR < 0.05)

ISSN: 1471-2180