Table 1 Down/up-regulated proteins detected following challenge of S. solfataricus with 100 μM NiSO₄.

NAD-dependent malic enzyme (malate oxidoreductase)

SSO2869

Hypothetical protein

SSO1388

Carbon monoxide dehydrogenase. large chain (cutA-6)

SSO2942

Carbon monoxide dehydrogenase, small chain (cutC-1)

SSO2433

Acetyl-coenzyme A synthetase

SSO1314

Up-regulated proteins

Putative peroxiredoxin

SSO2255

Hypothetical protein

SSO2253

Pyrodoxyn ethylene inducible

SSO0570

Hypothetical protein

SSO1152

Transcription regulator (exsB) related protein

SSO0016

Maltooligosyltrehalose synthase (treY)

SSO2095

NAD-specific glutamate dehydrogenase (gdhA-1)

SSO1457

NAD-specific glutamate dehydrogenase (gdhA-2)

SSO1907

Carbon monoxide dehydrogenase large chain (cutA-1)

SSO1209

Hypothetical protein

SSO0886

Hypothetical protein

SSO2190