TABLE 1.

Summary of proteins implicated in adaptation to cold stress

Protein(s)Function(s)Reference(s)
AceEDecarboxylation of pyruvate (pyruvate dehydrogenase)87, 91
AceFDihydrolipoyltransacetylase (pyruvate dehydrogenase) 87
CspARNA chaperone68, 138, 182
CspBRNA/DNA chaperone (?)110, 138
CspERegulation of CspA 5
CspGRNA/DNA chaperone (?)127, 138
CspIUnknown 176
CsdARNA unwinding activity90, 171
DnaADNA binding and replication (initiation); transcriptional regulator 3
RbfA30S ribosomal binding factor 88
InfAInitiation factors; binding of charged tRNA-fmet to the 30S ribosomal subunit 91
InfB 91
PNPDegradation of RNA9, 91, 120, 183
Hsc66Molecular chaperone 113
HscBDnaJ homolog 113
HU-βNucleoid protein; DNA supercoiling60, 125
Trigger factorProlyl-isomerase activity and other functions 98
RecARecombination factor 91
GyrADNA topoisomerase72, 89, 119
H-NSNucleoid-associated DNA-binding protein42, 109, 138
NusAInvolved in termination and antitermination 91
OtsATrehalose phosphate synthase 97
OtsBTrehalose phosphatase 97
DesaturasesUnsaturation of membrane lipids72, 109, 126
Dihydrolipoamide acetyltransferaseDecarboxylation of pyruvate 91
Alpha-glutamyltranspeptidaseGlutathione metabolism 144