Hypothetical protein; Derived by automated computational analysis using gene prediction method: Protein Homology; Belongs to the BolA/IbaG family.

Glutaredoxin; Derived by automated computational analysis using gene prediction method: Protein Homology; Belongs to the glutaredoxin family. Monothiol subfamily.

Sulfite reductase; With AsrAC catalyzes the reduction of sulfite to hydrogen sulfide; Derived by automated computational analysis using gene prediction method: Protein Homology.

HCP oxidoreductase; Derived by automated computational analysis using gene prediction method: Protein Homology.

NADH dehydrogenase; NDH-1 shuttles electrons from NADH, via FMN and iron-sulfur (Fe-S) centers, to quinones in the respiratory chain. Couples the redox reaction to proton translocation (for every two electrons transferred, four hydrogen ions are translocated across the cytoplasmic membrane), and thus conserves the redox energy in a proton gradient. Belongs to the complex I 75 kDa subunit family.

HCP oxidoreductase; Derived by automated computational analysis using gene prediction method: Protein Homology.

NADH dehydrogenase; NDH-1 shuttles electrons from NADH, via FMN and iron-sulfur (Fe-S) centers, to quinones in the respiratory chain. Couples the redox reaction to proton translocation (for every two electrons transferred, four hydrogen ions are translocated across the cytoplasmic membrane), and thus conserves the redox energy in a proton gradient. Belongs to the complex I 75 kDa subunit family.

2Fe-2S ferredoxin; Derived by automated computational analysis using gene prediction method: Protein Homology.

NADH dehydrogenase; NDH-1 shuttles electrons from NADH, via FMN and iron-sulfur (Fe-S) centers, to quinones in the respiratory chain. Couples the redox reaction to proton translocation (for every two electrons transferred, four hydrogen ions are translocated across the cytoplasmic membrane), and thus conserves the redox energy in a proton gradient. Belongs to the complex I 75 kDa subunit family.

Part of four member fumarate reductase enzyme complex FrdABCD which catalyzes the reduction of fumarate to succinate during anaerobic respiration; FrdAB are the catalytic subcomplex consisting of a flavoprotein subunit and an iron-sulfur subunit, respectively; FrdCD are the membrane components which interact with quinone and are involved in electron transfer; the catalytic subunits are similar to succinate dehydrogenase SdhAB; Derived by automated computational analysis using gene prediction method: Protein Homology.

NADH dehydrogenase; NDH-1 shuttles electrons from NADH, via FMN and iron-sulfur (Fe-S) centers, to quinones in the respiratory chain. Couples the redox reaction to proton translocation (for every two electrons transferred, four hydrogen ions are translocated across the cytoplasmic membrane), and thus conserves the redox energy in a proton gradient. Belongs to the complex I 75 kDa subunit family.

Hydroxylamine reductase; Catalyzes the reduction of hydroxylamine to form NH(3) and H(2)O.

NADH dehydrogenase; NDH-1 shuttles electrons from NADH, via FMN and iron-sulfur (Fe-S) centers, to quinones in the respiratory chain. Couples the redox reaction to proton translocation (for every two electrons transferred, four hydrogen ions are translocated across the cytoplasmic membrane), and thus conserves the redox energy in a proton gradient. Belongs to the complex I 75 kDa subunit family.

NADH dehydrogenase; Catalyzes the transfer of electrons from NADH to quinone; Derived by automated computational analysis using gene prediction method: Protein Homology.

NADH dehydrogenase; NDH-1 shuttles electrons from NADH, via FMN and iron-sulfur (Fe-S) centers, to quinones in the respiratory chain. Couples the redox reaction to proton translocation (for every two electrons transferred, four hydrogen ions are translocated across the cytoplasmic membrane), and thus conserves the redox energy in a proton gradient. Belongs to the complex I 75 kDa subunit family.

Part of four member succinate dehydrogenase enzyme complex that forms a trimeric complex (trimer of tetramers); SdhA/B are the catalytic subcomplex and can exhibit succinate dehydrogenase activity in the absence of SdhC/D which are the membrane components and form cytochrome b556; SdhC binds ubiquinone; oxidizes succinate to fumarate while reducing ubiquinone to ubiquinol; the catalytic subunits are similar to fumarate reductase; Derived by automated computational analysis using gene prediction method: Protein Homology.

NADH dehydrogenase; NDH-1 shuttles electrons from NADH, via FMN and iron-sulfur (Fe-S) centers, to quinones in the respiratory chain. Couples the redox reaction to proton translocation (for every two electrons transferred, four hydrogen ions are translocated across the cytoplasmic membrane), and thus conserves the redox energy in a proton gradient. Belongs to the complex I 75 kDa subunit family.

2Fe-2S ferredoxin; Plays a role in maintenance and possibly the biosynthesis of diferric-tyrosyl radical cofactor, essential for nucleotide reduction catalyzed by ribonucleotide reductases; Derived by automated computational analysis using gene prediction method: Protein Homology.

Transcriptional regulator; Derived by automated computational analysis using gene prediction method: Protein Homology.

Transcriptional regulator; Regulates the transcription of several operons and genes involved in the biogenesis of Fe-S clusters and Fe-S-containing proteins.

Transcriptional regulator; Derived by automated computational analysis using gene prediction method: Protein Homology.

Transcriptional repressor NsrR; Nitric oxide-sensitive repressor of genes involved in protecting the cell against nitrosative stress. May require iron for activity.

HCP oxidoreductase; Derived by automated computational analysis using gene prediction method: Protein Homology.

Sulfite reductase; With AsrAC catalyzes the reduction of sulfite to hydrogen sulfide; Derived by automated computational analysis using gene prediction method: Protein Homology.

HCP oxidoreductase; Derived by automated computational analysis using gene prediction method: Protein Homology.

NADH dehydrogenase; NDH-1 shuttles electrons from NADH, via FMN and iron-sulfur (Fe-S) centers, to quinones in the respiratory chain. Couples the redox reaction to proton translocation (for every two electrons transferred, four hydrogen ions are translocated across the cytoplasmic membrane), and thus conserves the redox energy in a proton gradient. Belongs to the complex I 75 kDa subunit family.

HCP oxidoreductase; Derived by automated computational analysis using gene prediction method: Protein Homology.

Hydroxylamine reductase; Catalyzes the reduction of hydroxylamine to form NH(3) and H(2)O.

HCP oxidoreductase; Derived by automated computational analysis using gene prediction method: Protein Homology.

Iron-sulfur cluster assembly protein; Is able to transfer iron-sulfur clusters to apo-ferredoxin. Multiple cycles of [2Fe2S] cluster formation and transfer are observed, suggesting that IscA acts catalytically. Recruits intracellular free iron so as to provide iron for the assembly of transient iron-sulfur cluster in IscU in the presence of IscS, L-cysteine and the thioredoxin reductase system TrxA/TrxB.

HCP oxidoreductase; Derived by automated computational analysis using gene prediction method: Protein Homology.

Cysteine desulfurase; Master enzyme that delivers sulfur to a number of partners involved in Fe-S cluster assembly, tRNA modification or cofactor biosynthesis. Catalyzes the removal of elemental sulfur and selenium atoms from cysteine and selenocysteine to produce alanine. Functions as a sulfur delivery protein for Fe-S cluster synthesis onto IscU, an Fe-S scaffold assembly protein, as well as other S acceptor proteins. Also functions as a selenium delivery protein in the pathway for the biosynthesis of selenophosphate.

HCP oxidoreductase; Derived by automated computational analysis using gene prediction method: Protein Homology.

Involved in reducing nitrite to ammonium to detoxify nitrite accumulation in anaerobic nitrate-respiring cells and regenerate NAD+; bounds to NirB, the cytoplasmic subunit, whose expression is induced at high nitrate concentrations; Derived by automated computational analysis using gene prediction method: Protein Homology.

HCP oxidoreductase; Derived by automated computational analysis using gene prediction method: Protein Homology.

Transcriptional repressor NsrR; Nitric oxide-sensitive repressor of genes involved in protecting the cell against nitrosative stress. May require iron for activity.

HCP oxidoreductase; Derived by automated computational analysis using gene prediction method: Protein Homology.

NADH dehydrogenase; Catalyzes the transfer of electrons from NADH to quinone; Derived by automated computational analysis using gene prediction method: Protein Homology.

HCP oxidoreductase; Derived by automated computational analysis using gene prediction method: Protein Homology.

Functions as a scaffold on which iron-sulfur clusters ([2Fe-2S]; [4Fe-4S]) are assembled; forms a homodimer; similar to IscA protein; Derived by automated computational analysis using gene prediction method: Protein Homology; Belongs to the HesB/IscA family.