Architecture of thermal adaptation in an Exiguobacterium sibiricum strain isolated from 3 million year old permafrost: A genome and transcriptome approach

Table 2 Known cold and heat stress response proteins with homologs in Exiguobacterium sibiricum 255-15 listed by categories

Categories	Heat stress	Cold stress	Cold and heat stresses
Translation factors	GrpE, DnaJ -chaperone	CspA, C, R, L, RpsF, RbfA, Ef-Tu IF2, IF3, Dead-box RNA helicase, Trigger factor-chaperone	GroEL, GroES, DnaK
Sigma factors	RpoD		RpoE, RpoH
DNA replication	GyrB		GyrA
Membrane alteration		Desaturase, β-ketoacyl carrier protein
Metabolism		Isocitrate dehydrogenase, Cysteine synthase, Glyceraldehyde phosphate dehydrogenase, Triose phosphate isomerase, Pyruvate dehydrogenase, γ-glutamyltranspeptidase, Dihydrolipoamide acetyltransferase
Miscellaneous	HtrA, HrcA	NusB, RecA, PNPase	β-Lon protease, General stress proteins

ISSN: 1471-2164