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| | aslB | Putative AslA-specific sulfatase-maturating enzyme; Putative arylsulfatase regulator; Protein involved in sulfur metabolic process and protein folding; Belongs to the radical SAM superfamily. Anaerobic sulfatase-maturating enzyme family. (411 aa) |
| | potF | Putrescine ABC transporter periplasmic binding protein; Required for the activity of the bacterial periplasmic transport system of putrescine. Polyamine binding protein. Belongs to the bacterial solute-binding protein PotD/PotF family. (370 aa) |
| | yaaU | Putative MFS sugar transporter; Putative transport protein. (443 aa) |
| | glnA | Glutamine synthetase; Catalyzes the ATP-dependent biosynthesis of glutamine from glutamate and ammonia. (469 aa) |
| | amtB | Ammonium transporter; Involved in the uptake of ammonia; Belongs to the ammonia transporter channel (TC 1.A.11.2) family. (428 aa) |
| | glnG | DNA-binding transcriptional regulator NtrC; Member of the two-component regulatory system NtrB/NtrC, which controls expression of the nitrogen-regulated (ntr) genes in response to nitrogen limitation. Phosphorylated NtrC binds directly to DNA and stimulates the formation of open promoter-sigma54-RNA polymerase complexes. Activates transcription of many genes and operons whose products minimize the slowing of growth under nitrogen-limiting conditions, including genes coding for glutamine synthetase (glnA), transporters, amino acid permeases and catabolic enzymes. (469 aa) |
| | atoE | Short chain fatty acid transporter; May be responsible for the uptake of short-chain fatty acids. (440 aa) |
| | dcuD | Putative transporter; May have a role in the transport of dicarboxylates from the periplasm across the inner membrane. Seems not to be essential for growth. It is likely to be a cryptic gene, as no or low expression has been found under a number of growth conditions and when tested with a large number of potential substrates; Belongs to the DcuC/DcuD transporter (TC 2.A.61) family. (455 aa) |
| | hyfJ | Putative processing element hydrogenase 4; Possible component of hydrogenase 4. (137 aa) |
| | hyfE | Hydrogenase 4, membrane subunit; Possible component of hydrogenase 4. (216 aa) |
| | xdhB | Xanthine dehydrogenase, FAD-binding subunit; Presumed to be a dehydrogenase, but possibly an oxidase. Participates in limited purine salvage (requires aspartate) but does not support aerobic growth on purines as the sole carbon source (purine catabolism). (292 aa) |
| | flhC | Flagellar class II regulon transcriptional activator, with FlhD; Functions in complex with FlhD as a master transcriptional regulator that regulates transcription of several flagellar and non- flagellar operons by binding to their promoter region. Activates expression of class 2 flagellar genes, including fliA, which is a flagellum-specific sigma factor that turns on the class 3 genes. Also regulates genes whose products function in a variety of physiological pathways. (192 aa) |
| | norW | NADH:flavorubredoxin oxidoreductase; One of at least two accessory proteins for anaerobic nitric oxide (NO) reductase. Reduces the rubredoxin moiety of NO reductase; Belongs to the FAD-dependent oxidoreductase family. (377 aa) |
| | nikR | Transcriptional repressor, Ni-binding; Transcriptional repressor of the nikABCDE operon. Is active in the presence of excessive concentrations of intracellular nickel; Belongs to the transcriptional regulatory CopG/NikR family. (133 aa) |
| | pspC | Psp operon transcription co-activator; The phage shock protein (psp) operon (pspABCDE) may play a significant role in the competition for survival under nutrient- or energy-limited conditions. PspC is involved in transcription regulation; Belongs to the phageshock PspC family. (119 aa) |
| | hyfI | Hydrogenase 4, Fe-S subunit; Possible component of hydrogenase 4. Belongs to the complex I 20 kDa subunit family. (252 aa) |
| | ddpF | D,D-dipeptide ABC transporter ATPase; Part of the ABC transporter complex DdpABCDF, which is probably involved in D,D-dipeptide transport. Probably responsible for energy coupling to the transport system. (308 aa) |
| | glnK | Nitrogen assimilation regulatory protein for GlnL, GlnE, and AmtB; P-II indirectly controls the transcription of the glutamine synthetase gene (glnA). P-II prevents NR-II-catalyzed conversion of NR- I to NR-I-phosphate, the transcriptional activator of GlnA. When P-II is uridylylated to P-II-UMP, these events are reversed. When the ratio of Gln to 2-ketoglutarate decreases, P-II is uridylylated to P-II-UMP, which causes the deadenylation of glutamine synthetase by GlnE, so activating the enzyme (By similarity); Belongs to the P(II) protein family. (112 aa) |
| | zraP | Zn-dependent periplasmic chaperone; Binds zinc. Could be an important component of the zinc- balancing mechanism; Belongs to the ZraP family. (141 aa) |
| | hyfA | Hydrogenase 4, 4Fe-4S subunit; Probable electron transfer protein for hydrogenase 4. (205 aa) |
| | nikC | Nickel ABC transporter permease; Involved in a nickel transport system, probably translocates nickel through the bacterial inner membrane. (277 aa) |
| | puuP | Putrescine importer; Involved in the uptake of putrescine. Belongs to the amino acid-polyamine-organocation (APC) superfamily. (461 aa) |
| | ddpX | D-ala-D-ala dipeptidase, Zn-dependent; Catalyzes hydrolysis of the D-alanyl-D-alanine dipeptide. May have a role in cell-wall turnover. (193 aa) |
| | potI | Putrescine ABC transporter permease; Required for the activity of the bacterial periplasmic transport system of putrescine; Belongs to the binding-protein-dependent transport system permease family. CysTW subfamily. (281 aa) |
| | nac | Nitrogen assimilation regulon transcriptional regulator; Transcriptional activator for the hut, put and ure operons and repressor for the gdh and gltB operons in response to nitrogen limitation. Negative regulator of its own expression (By similarity). (305 aa) |
| | zraS | Sensory histidine kinase in two-component regulatory system with ZraR; Member of the two-component regulatory system ZraS/ZraR. May function as a membrane-associated protein kinase that phosphorylates ZraR in response to high concentrations of zinc or lead in the medium. (465 aa) |
| | pspA | Regulatory protein for phage-shock-protein operon; The phage shock protein (psp) operon (pspABCDE) may play a significant role in the competition for survival under nutrient- or energy-limited conditions. PspA negatively regulates expression of the pspABCDE promoter and of pspG through negative regulation of the psp- specific transcriptional activator PspF. Is also required for membrane integrity, efficient translocation and maintenance of the proton motive force. Belongs to the PspA/IM30 family. (222 aa) |
| | ddpD | D,D-dipeptide ABC transporter ATPase; Part of the ABC transporter complex DdpABCDF, which is probably involved in D,D-dipeptide transport. Probably responsible for energy coupling to the transport system. (328 aa) |
| | acrD | Aminoglycoside/multidrug efflux system; Participates in the efflux of aminoglycosides. Confers resistance to a variety of these substances. Belongs to the resistance-nodulation-cell division (RND) (TC 2.A.6) family. (1037 aa) |
| | ddpB | D,D-dipeptide ABC transporter permease; Part of the ABC transporter complex DdpABCDF, which is probably involved in D,D-dipeptide transport. Probably responsible for the translocation of the substrate across the membrane; Belongs to the binding-protein-dependent transport system permease family. OppBC subfamily. (340 aa) |
| | xdhA | Xanthine dehydrogenase, molybdenum binding subunit; Presumed to be a dehydrogenase, but possibly an oxidase. Participates in limited purine salvage (requires aspartate) but does not support aerobic growth on purines as the sole carbon source (purine catabolism). Deletion results in increased adenine sensitivity, suggesting that this protein contributes to the conversion of adenine to guanine nucleotides during purine salvage. (752 aa) |
| | fdhF | Formate dehydrogenase-H, selenopolypeptide subunit; Decomposes formic acid to hydrogen and carbon dioxide under anaerobic conditions in the absence of exogenous electron acceptors. (715 aa) |
| | norV | Anaerobic nitric oxide reductase flavorubredoxin; Anaerobic nitric oxide reductase; uses NADH to detoxify nitric oxide (NO), protecting several 4Fe-4S NO-sensitive enzymes. Has at least 2 reductase partners, only one of which (NorW, flavorubredoxin reductase) has been identified. NO probably binds to the di-iron center; electrons enter from the reductase at rubredoxin and are transferred sequentially to the FMN center and the di-iron center. Also able to function as an aerobic oxygen reductase; In the N-terminal section; belongs to the zinc metallo- hydrolase group 3 family. (479 aa) |
| | xdhC | Xanthine dehydrogenase, Fe-S binding subunit; Iron-sulfur subunit of the xanthine dehydrogenase complex. (159 aa) |
| | yhjC | Putative transcriptional regulator LYSR-type; Protein involved in transcription activator activity, transcription repressor activity and transcription; Belongs to the LysR transcriptional regulatory family. (299 aa) |
| | hyfH | Hydrogenase 4, Fe-S subunit; Probable electron transfer protein for hydrogenase 4. (181 aa) |
| | pspD | Peripheral inner membrane phage-shock protein; The phage shock protein (psp) operon (pspABCDE) may play a significant role in the competition for survival under nutrient- or energy-limited conditions. (73 aa) |
| | rpoH | RNA polymerase, sigma 32 (sigma H) factor; Sigma factors are initiation factors that promote the attachment of RNA polymerase to specific initiation sites and are then released. This sigma factor is involved in regulation of expression of heat shock genes. Intracellular concentration of free RpoH protein increases in response to heat shock, which causes association with RNA polymerase (RNAP) and initiation of transcription of heat shock genes, including numerous global transcriptional regulators and genes involved in maintaining membrane functionality and homeostasis. RpoH is then quic [...] (284 aa) |
| | atoA | acetyl-CoA:acetoacetyl-CoA transferase beta subunit; Protein involved in fatty acid oxidation; Belongs to the 3-oxoacid CoA-transferase subunit B family. (216 aa) |
| | nikD | Nickel ABC transporter ATPase; Part of the ABC transporter complex NikABCDE involved in nickel import. Responsible for energy coupling to the transport system. Belongs to the ABC transporter superfamily. Nickel importer (TC 3.A.1.5.3) family. (254 aa) |
| | flhD | Flagellar class II regulon transcriptional activator, with FlhC; Functions in complex with FlhC as a master transcriptional regulator that regulates transcription of several flagellar and non- flagellar operons by binding to their promoter region. Activates expression of class 2 flagellar genes, including fliA, which is a flagellum-specific sigma factor that turns on the class 3 genes. Also regulates genes whose products function in a variety of physiological pathways. (116 aa) |
| | htpG | Protein refolding molecular co-chaperone Hsp90, Hsp70-dependent; Molecular chaperone. Has ATPase activity. (624 aa) |
| | hyfR | Hydrogenase-4 transcriptional activator; A transcriptional activator of its own operon; when overexpressed operon expression is strongly enhanced by low pH (under pH 6.0), strongly inhibited by O(2) but only weakly stimulated by fumarate. Expression in situ is very weak. (670 aa) |
| | glnL | Sensory histidine kinase in two-component regulatory system with GlnG; Member of the two-component regulatory system NtrB/NtrC, which controls expression of the nitrogen-regulated (ntr) genes in response to nitrogen limitation. Under conditions of nitrogen limitation, NtrB autophosphorylates and transfers the phosphoryl group to NtrC. In the presence of nitrogen, acts as a phosphatase that dephosphorylates and inactivates NtrC. (349 aa) |
| | hyfF | Hydrogenase 4, membrane subunit; Possible component of hydrogenase 4. Belongs to the complex I subunit 5 family. (526 aa) |
| | potH | Putrescine ABC transporter permease; Required for the activity of the bacterial periplasmic transport system of putrescine; Belongs to the binding-protein-dependent transport system permease family. CysTW subfamily. (317 aa) |
| | hyfB | Hydrogenase 4, membrane subunit; Possible component of hydrogenase 4. (672 aa) |
| | hypF | Carbamoyl phosphate phosphatase and [NiFe] hydrogenase maturation protein; Involved in the maturation of [NiFe] hydrogenases. Along with HypE, it catalyzes the synthesis of the CN ligands of the active site iron of [NiFe]-hydrogenases. HypF functions as a carbamoyl transferase using carbamoylphosphate as a substrate and transferring the carboxamido moiety in an ATP-dependent reaction to the thiolate of the C-terminal cysteine of HypE yielding a protein-S-carboxamide. In the absence of any other substrate, displays carbamoyl-phosphate phosphatase activity. (750 aa) |
| | potG | Putrescine ABC transporter ATPase; Part of the binding-protein-dependent transport system for putrescine. Probably responsible for energy coupling to the transport system; Belongs to the ABC transporter superfamily. (377 aa) |
| | yejH | Putative ATP-dependent DNA or RNA helicase; RadD contains helicase motifs, suggesting it may be a helicase, although that activity has not been observed (Probable). In combination with RadA is important in repair of double-strand DNA breaks (DSB). Has DNA-independent ATPase activity that is stimulated by single-stranded DNA-binding protein SSB. ATPase is stimulated by a peptide with the last 10 residues of SSB, but not when the peptide's last Phe residue is missing. Binds ssDNA; binding is slightly better in the presence of nucleotides. May be involved in resolution of branched DNA int [...] (586 aa) |
| | nikA | Nickel/heme ABC transporter periplasmic binding protein; Involved in a nickel transport system, probably represents the nickel binder. (524 aa) |
| | nikB | Nickel ABC transporter permease; Involved in a nickel transport system, probably translocates nickel through the bacterial inner membrane. (314 aa) |
| | atoB | acetyl-CoA acetyltransferase; Protein involved in fatty acid oxidation. (394 aa) |
| | hyfD | Hydrogenase 4, membrane subunit; Possible component of hydrogenase 4. Belongs to the complex I subunit 5 family. (479 aa) |
| | yahE | DUF2877 family protein. (287 aa) |
| | atoD | acetyl-CoA:acetoacetyl-CoA transferase alpha subunit; Protein involved in fatty acid oxidation. (220 aa) |
| | focB | Putative formate transporter; Involved in the bidirectional transport of formate. Belongs to the FNT transporter (TC 2.A.44) family. (282 aa) |
| | nikE | Nickel ABC transporter ATPase; Part of the ABC transporter complex NikABCDE involved in nickel import. Responsible for energy coupling to the transport system. Belongs to the ABC transporter superfamily. Nickel importer (TC 3.A.1.5.3) family. (268 aa) |
| | pspB | Psp operon transcription co-activator; The phage shock protein (psp) operon (pspABCDE) may play a significant role in the competition for survival under nutrient- or energy-limited conditions. PspB is involved in transcription regulation; Belongs to the PspB family. (74 aa) |
| | zraR | Transcriptional regulatory protein ZraR; Member of the two-component regulatory system ZraS/ZraR. When activated by ZraS it acts in conjunction with sigma-54 to regulate the expression of zraP. Positively autoregulates the expression of the zraSR operon. (441 aa) |
| | hydN | Formate dehydrogenase-H, [4Fe-4S] ferredoxin subunit; Electron transport from formate to hydrogen. (175 aa) |
| | emrD | Multidrug efflux system protein; Multidrug resistance pump that participates in a low energy shock adaptive response; Belongs to the major facilitator superfamily. (394 aa) |
| | hyfG | Hydrogenase 4, subunit; Possible component of hydrogenase 4. (555 aa) |
| | ddpC | D,D-dipeptide ABC transporter permease; Part of the ABC transporter complex DdpABCDF, which is probably involved in D,D-dipeptide transport. Probably responsible for the translocation of the substrate across the membrane; Belongs to the binding-protein-dependent transport system permease family. OppBC subfamily. (298 aa) |
| | hyfC | Hydrogenase 4, membrane subunit; Possible component of hydrogenase 4. Belongs to the complex I subunit 1 family. (315 aa) |
| | pspE | Thiosulfate:cyanide sulfurtransferase (rhodanese); The phage shock protein (psp) operon (pspABCDE) may play a significant role in the competition for survival under nutrient- or energy-limited conditions. PspE catalyzes the sulfur-transfer reaction from thiosulfate to cyanide, to form sulfite and thiocyanate. Also able to use dithiol (dithiothreitol) as an alternate sulfur acceptor. Also possesses a very low mercaptopyruvate sulfurtransferase activity. (104 aa) |
| | ddpA | D,D-dipeptide ABC transporter periplasmic binding protein; Part of the ABC transporter complex DdpABCDF, which is probably involved in D,D-dipeptide transport; Belongs to the bacterial solute-binding protein 5 family. (516 aa) |
| | relA | (p)ppGpp synthetase I/GTP pyrophosphokinase; In eubacteria ppGpp (guanosine 3'-diphosphate 5-' diphosphate) is a mediator of the stringent response which coordinates a variety of cellular activities in response to changes in nutritional abundance. This enzyme catalyzes the formation of pppGpp which is then hydrolyzed to form ppGpp. The second messengers ppGpp and c-di-GMP together control biofilm formation in response to translational stress; ppGpp represses biofilm formation while c-di-GMP induces it. ppGpp activates transcription of CsrA-antagonistic small RNAs CsrB and CsrC, which d [...] (744 aa) |
