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phoQ phoQ fbp fbp rplI rplI mopA mopA mopB mopB yjdE yjdE acs acs soxR soxR soxS soxS lamB lamB yjbA yjbA pgi pgi iclR iclR aceK aceK aceA aceA aceB aceB oxyR oxyR gldA gldA katG katG glpK glpK tpiA tpiA sodA sodA yshA yshA glnA glnA glnL glnL glnG glnG fadB fadB fadA fadA cyaA cyaA atpA atpA atpD atpD atpC atpC pstC pstC pstA pstA phoU phoU ibpA ibpA ibpB ibpB cysE cysE mtlA mtlA xylA xylA uspA uspA rpoH rpoH ugpB ugpB glgB glgB glgC glgC glgA glgA STM3529 STM3529 glpD glpD ompR ompR pckA pckA crp crp accC accC accB accB mdh mdh gltD gltD rpoN rpoN greA greA hflB hflB rpoD rpoD glnE glnE galP galP tktA tktA pgk pgk fba fba lysS lysS eno eno cysD cysD rpoS rpoS iacP iacP csrA csrA stpA stpA gabP gabP grpE grpE clpB clpB glnB glnB cadC cadC talA talA ptsI ptsI ptsH ptsH cysK cysK glk glk pgtA pgtA accD accD pta pta ackA ackA rcsB rcsB ompC ompC fbaB fbaB gnd gnd zwf zwf edd edd eda eda fadR fadR STM1795 STM1795 narL narL narX narX oppA oppA ompW ompW trpD trpD acnA acnA ldhA ldhA narY narY marA marA mlc mlc asr asr pntA pntA fumC fumC fumA fumA sodC-2 sodC-2 pfkB pfkB katE katE osmE osmE xthA xthA gdhA gdhA gapA gapA icdA icdA phoP phoP ndh ndh ptsG ptsG fabF fabF acpP acpP fabD fabD ompA ompA pepN pepN ompF ompF lrp lrp poxB poxB ompX ompX aroG aroG cydB cydB sucA sucA sdhA sdhA sdhC sdhC gltA gltA asnB asnB htpG htpG amtB amtB glnK glnK clpP clpP bolA bolA phoR phoR phoB phoB aroM aroM phoE phoE ldcC ldcC hlpA hlpA glnD glnD acnB acnB lpdA lpdA fruR fruR leuO leuO araC araC dnaJ dnaJ dnaK dnaK talB talB
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proteins of unknown 3D structure
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phoQSensory kinase protein in two-component regulatory system with PhoP; Member of the two-component regulatory system PhoP/PhoQ which regulates the expression of genes involved in virulence, adaptation to acidic and low Mg(2+) environments and resistance to host defense antimicrobial peptides. Essential for intramacrophage survival of S.typhimurium. In low periplasmic Mg(2+), PhoQ functions as a membrane- associated protein kinase that undergoes autophosphorylation and subsequently transfers the phosphate to PhoP, resulting in the expression of PhoP-activated genes (PAG) and repression of [...] (487 aa)
fbpSimilar to E. coli fructose-bisphosphatase (AAC77189.1); Blastp hit to AAC77189.1 (332 aa), 97% identity in aa 1 - 332. (332 aa)
rplI50S ribosomal subunit protein L9; Binds to the 23S rRNA. (149 aa)
mopAChaperone Hsp60 with peptide-dependent ATPase activity; Prevents misfolding and promotes the refolding and proper assembly of unfolded polypeptides generated under stress conditions. (548 aa)
mopBChaperone Hsp10; Binds to Cpn60 in the presence of Mg-ATP and suppresses the ATPase activity of the latter. (97 aa)
yjdEPutative APC family putrescine/ornithine transport protein; Major component of the acid-resistance (AR) system allowing enteric pathogens to survive the acidic environment in the stomach. Exchanges extracellular arginine for its intracellular decarboxylation product agmatine (Agm) thereby expelling intracellular protons. Belongs to the amino acid-polyamine-organocation (APC) superfamily. Basic amino acid/polyamine antiporter (APA) (TC 2.A.3.2) family. (445 aa)
acsacetyl-CoA synthetase; Catalyzes the conversion of acetate into acetyl-CoA (AcCoA), an essential intermediate at the junction of anabolic and catabolic pathways. Acs undergoes a two-step reaction. In the first half reaction, Acs combines acetate with ATP to form acetyl-adenylate (AcAMP) intermediate. In the second half reaction, it can then transfer the acetyl group from AcAMP to the sulfhydryl group of CoA, forming the product AcCoA. (652 aa)
soxRRedox-sensing transcriptional activator SoxR; Activates the transcription of the soxS gene which itself controls the superoxide response regulon. SoxR contains a 2Fe-2S iron- sulfur cluster that may act as a redox sensor system that recognizes superoxide. The variable redox state of the Fe-S cluster is employed in vivo to modulate the transcriptional activity of SoxR in response to specific types of oxidative stress (By similarity). (152 aa)
soxSTranscriptional activator of superoxide response regulon; Transcriptional activator of the superoxide response regulon of E.coli that includes at least 10 genes such as sodA, nfo, zwf and micF. Binds the DNA sequence 5'-GCACN(7)CAA-3'. It also facilitates the subsequent binding of RNA polymerase to the micF and the nfo promoters (By similarity). (107 aa)
lamBPhage lambda receptor protein; Involved in the transport of maltose and maltodextrins. Does not act as a receptor for phages; Belongs to the porin LamB (TC 1.B.3) family. (452 aa)
yjbAPutative inner membrane protein; Similar to E. coli orf, hypothetical protein (AAC77000.1); Blastp hit to AAC77000.1 (136 aa), 87% identity in aa 1 - 136; Belongs to the PsiE family. (136 aa)
pgiSimilar to E. coli glucosephosphate isomerase (AAC76995.1); Blastp hit to AAC76995.1 (549 aa), 95% identity in aa 1 - 548. (549 aa)
iclRAcetate operon transcriptional repressor; Regulation of the glyoxylate bypass operon, which encodes isocitrate lyase, malate synthase as well as isocitrate dehydrogenase kinase/phosphorylase. (274 aa)
aceKIsocitrate dehydrogenase kinase/phosphatase; Bifunctional enzyme which can phosphorylate or dephosphorylate isocitrate dehydrogenase (IDH) on a specific serine residue. This is a regulatory mechanism which enables bacteria to bypass the Krebs cycle via the glyoxylate shunt in response to the source of carbon. When bacteria are grown on glucose, IDH is fully active and unphosphorylated, but when grown on acetate or ethanol, the activity of IDH declines drastically concomitant with its phosphorylation. (583 aa)
aceAIsocitrate lyase; Involved in the metabolic adaptation in response to environmental changes. Catalyzes the reversible formation of succinate and glyoxylate from isocitrate, a key step of the glyoxylate cycle, which operates as an anaplerotic route for replenishing the tricarboxylic acid cycle during growth on fatty acid substrates. (434 aa)
aceBSimilar to E. coli malate synthase A (AAC76984.1); Blastp hit to AAC76984.1 (533 aa), 90% identity in aa 1 - 533. (533 aa)
oxyRRegulatory protein sensor for oxidative stress; Regulates intracellular hydrogen peroxide (LysR family); similar to E. coli activator, hydrogen peroxide-inducible genes (AAC76943.1); Blastp hit to AAC76943.1 (305 aa), 95% identity in aa 1 - 305; Belongs to the LysR transcriptional regulatory family. (305 aa)
gldASimilar to E. coli glycerol dehydrogenase, (NAD) (AAC76927.1); Blastp hit to AAC76927.1 (380 aa), 91% identity in aa 14 - 380. (367 aa)
katGCatalase; Bifunctional enzyme with both catalase and broad-spectrum peroxidase activity; Belongs to the peroxidase family. Peroxidase/catalase subfamily. (726 aa)
glpKGlycerol kinase; Key enzyme in the regulation of glycerol uptake and metabolism. Catalyzes the phosphorylation of glycerol to yield sn- glycerol 3-phosphate. (502 aa)
tpiATriosephosphate isomerase; Involved in the gluconeogenesis. Catalyzes stereospecifically the conversion of dihydroxyacetone phosphate (DHAP) to D- glyceraldehyde-3-phosphate (G3P); Belongs to the triosephosphate isomerase family. (255 aa)
sodASuperoxide dismutase; Destroys superoxide anion radicals which are normally produced within the cells and which are toxic to biological systems; Belongs to the iron/manganese superoxide dismutase family. (206 aa)
yshAPutative outer membrane protein; Outer membrane channel protein that allows an efficient diffusion of low-molecular-weight solutes such as small sugars and tetraglycine. However, the specific substrate recognized by the OmpL channel is unknown (By similarity); Belongs to the oligogalacturonate-specific porin KdgM (TC 1.B.35) family. OmpL subfamily. (230 aa)
glnAGlutamine synthetase; Catalyzes the ATP-dependent biosynthesis of glutamine from glutamate and ammonia. (469 aa)
glnLSensory histidine kinase/phosphatase NtrB; 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)
glnGEBP family response regulator in two-component regulatory system with GlnL; 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. (469 aa)
fadB3-hydroxyacyl-coA dehydrogenase of 4-enzyme FadB protein; Involved in the aerobic and anaerobic degradation of long- chain fatty acids via beta-oxidation cycle. Catalyzes the formation of 3-oxoacyl-CoA from enoyl-CoA via L-3-hydroxyacyl-CoA. It can also use D-3-hydroxyacyl-CoA and cis-3-enoyl-CoA as substrate. In the C-terminal section; belongs to the 3-hydroxyacyl-CoA dehydrogenase family. (729 aa)
fadA3-ketoacyl-CoA thiolase; Catalyzes the final step of fatty acid oxidation in which acetyl-CoA is released and the CoA ester of a fatty acid two carbons shorter is formed. Involved in the aerobic and anaerobic degradation of long-chain fatty acids (By similarity). (387 aa)
cyaAAdenylate cyclase. (SW:CYAA_SALTY). (848 aa)
atpAMembrane-bound ATP synthase, F1 sector, alpha-subunit; Produces ATP from ADP in the presence of a proton gradient across the membrane. The alpha chain is a regulatory subunit. Belongs to the ATPase alpha/beta chains family. (513 aa)
atpDMembrane-bound ATP synthase, F1 sector, beta-subunit; Produces ATP from ADP in the presence of a proton gradient across the membrane. The catalytic sites are hosted primarily by the beta subunits; Belongs to the ATPase alpha/beta chains family. (460 aa)
atpCMembrane-bound ATP synthase, F1 sector, epsilon-subunit; Produces ATP from ADP in the presence of a proton gradient across the membrane. (139 aa)
pstCHigh-affinity phosphate transporter; Part of the binding-protein-dependent transport system for phosphate; probably responsible for the translocation of the substrate across the membrane; Belongs to the binding-protein-dependent transport system permease family. CysTW subfamily. (319 aa)
pstAABC superfamily (membrane); similar to E. coli high-affinity phosphate-specific transport system (AAC76749.1); Blastp hit to AAC76749.1 (296 aa), 95% identity in aa 1 - 296. (296 aa)
phoURegulatory gene for high affinity phosphate uptake; Part of the phosphate (Pho) regulon, which plays a key role in phosphate homeostasis. PhoU is essential for the repression of the Pho regulon at high phosphate conditions. (241 aa)
ibpASmall heat shock protein; Associates with aggregated proteins, together with IbpB, to stabilize and protect them from irreversible denaturation and extensive proteolysis during heat shock and oxidative stress. Aggregated proteins bound to the IbpAB complex are more efficiently refolded and reactivated by the ATP-dependent chaperone systems ClpB and DnaK/DnaJ/GrpE. Its activity is ATP-independent. (137 aa)
ibpBSmall heat shock protein; Associates with aggregated proteins, together with IbpA, to stabilize and protect them from irreversible denaturation and extensive proteolysis during heat shock and oxidative stress. Aggregated proteins bound to the IbpAB complex are more efficiently refolded and reactivated by the ATP-dependent chaperone systems ClpB and DnaK/DnaJ/GrpE. Its activity is ATP-independent. (142 aa)
cysESerine acetyltransferase. (SW:CYSE_SALTY); Belongs to the transferase hexapeptide repeat family. (273 aa)
mtlASimilar to E. coli PTS system, mannitol-specific enzyme IIABC components (AAC76623.1); Blastp hit to AAC76623.1 (637 aa), 95% identity in aa 1 - 637. (638 aa)
xylASimilar to E. coli D-xylose isomerase (AAC76589.1); Blastp hit to AAC76589.1 (440 aa), 92% identity in aa 1 - 440. (440 aa)
uspAUniversal stress protein A; Required for resistance to DNA-damaging agents. (144 aa)
rpoHSigma H factor of RNA polymerase; 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. (284 aa)
ugpBSn-glycerol 3-phosphate transport protein; sn-glycerol-3-phosphate and glycerophosphoryl diester-binding protein interacts with the binding protein-dependent transport system UgpACE. (438 aa)
glgB1,4-alpha-glucan branching enzyme; Catalyzes the formation of the alpha-1,6-glucosidic linkages in glycogen by scission of a 1,4-alpha-linked oligosaccharide from growing alpha-1,4-glucan chains and the subsequent attachment of the oligosaccharide to the alpha-1,6 position; Belongs to the glycosyl hydrolase 13 family. GlgB subfamily. (728 aa)
glgCGlucose-1-phosphate adenylyltransferase; Involved in the biosynthesis of ADP-glucose, a building block required for the elongation reactions to produce glycogen. Catalyzes the reaction between ATP and alpha-D-glucose 1-phosphate (G1P) to produce pyrophosphate and ADP-Glc. (431 aa)
glgAGlycogen synthase; Synthesizes alpha-1,4-glucan chains using ADP-glucose. (477 aa)
STM3529Similar to E. coli glycerol dehydrogenase, (NAD) (AAC76927.1); Blastp hit to AAC76927.1 (380 aa), 49% identity in aa 21 - 373. (369 aa)
glpDAerobic; similar to E. coli sn-glycerol-3-phosphate dehydrogenase (aerobic) (AAC76451.1); Blastp hit to AAC76451.1 (501 aa), 90% identity in aa 1 - 501; Belongs to the FAD-dependent glycerol-3-phosphate dehydrogenase family. (502 aa)
ompRResponse regulator in two-component regulatory system with EnvZ; Member of the two-component regulatory system EnvZ/OmpR involved in osmoregulation (particularly of genes ompF and ompC) as well as other genes (By similarity). Plays a central role in both acid and osmotic stress responses. Binds to the promoter of both ompC and ompF; at low osmolarity it activates ompF transcription, while at high osmolarity it represses ompF and activates ompC transcription (By similarity). (239 aa)
pckAPhosphoenolpyruvate carboxykinase; Involved in the gluconeogenesis. Catalyzes the conversion of oxaloacetate (OAA) to phosphoenolpyruvate (PEP) through direct phosphoryl transfer between the nucleoside triphosphate and OAA. (539 aa)
crpCatabolite activator protein (CAP); A global transcription regulator. Complexes with cyclic AMP (cAMP) which allosterically activates DNA binding to regulate transcription. It can act as an activator, repressor, coactivator or corepressor. Induces a severe bend in DNA. Acts as a negative regulator of its own synthesis as well as for adenylate cyclase (cyaA), which generates cAMP. Plays a major role in carbon catabolite repression (CCR) (By similarity). (210 aa)
accCAcetyl CoA carboxylase; This protein is a component of the acetyl coenzyme A carboxylase complex; first, biotin carboxylase catalyzes the carboxylation of the carrier protein and then the transcarboxylase transfers the carboxyl group to form malonyl-CoA. (449 aa)
accBacetylCoA carboxylase, BCCP subunit; This protein is a component of the acetyl coenzyme A carboxylase complex; first, biotin carboxylase catalyzes the carboxylation of the carrier protein and then the transcarboxylase transfers the carboxyl group to form malonyl-CoA. (156 aa)
mdhMalate dehydrogenase; Catalyzes the reversible oxidation of malate to oxaloacetate. (312 aa)
gltDSimilar to E. coli glutamate synthase, small subunit (AAC76245.1); Blastp hit to AAC76245.1 (472 aa), 95% identity in aa 1 - 472. (472 aa)
rpoNSigma N factor of RNA polymerase; Sigma factors are initiation factors that promote the attachment of RNA polymerase to specific initiation sites and are then released. This sigma factor is responsible for the expression of enzymes involved in arginine catabolism. The open complex (sigma-54 and core RNA polymerase) serves as the receptor for the receipt of the melting signal from the remotely bound activator protein GlnG(NtrC). (477 aa)
greATranscription elongation factor; Necessary for efficient RNA polymerase transcription elongation past template-encoded arresting sites. The arresting sites in DNA have the property of trapping a certain fraction of elongating RNA polymerases that pass through, resulting in locked ternary complexes. Cleavage of the nascent transcript by cleavage factors such as GreA or GreB allows the resumption of elongation from the new 3'terminus. GreA releases sequences of 2 to 3 nucleotides. (158 aa)
hflBATP-dependent zinc-metallo protease; Acts as a processive, ATP-dependent zinc metallopeptidase for both cytoplasmic and membrane proteins. Plays a role in the quality control of integral membrane proteins; In the central section; belongs to the AAA ATPase family. (644 aa)
rpoDSigma D factor of RNA polymerase; Sigma factors are initiation factors that promote the attachment of RNA polymerase to specific initiation sites and are then released. This sigma factor is the primary sigma factor during exponential growth. (660 aa)
glnEAdenylyl transferase for glutamine synthetase; Involved in the regulation of glutamine synthetase GlnA, a key enzyme in the process to assimilate ammonia. When cellular nitrogen levels are high, the C-terminal adenylyl transferase (AT) inactivates GlnA by covalent transfer of an adenylyl group from ATP to specific tyrosine residue of GlnA, thus reducing its activity. Conversely, when nitrogen levels are low, the N-terminal adenylyl removase (AR) activates GlnA by removing the adenylyl group by phosphorolysis, increasing its activity. The regulatory region of GlnE binds the signal trans [...] (947 aa)
galPMFS family galactose:proton symporter; Similar to E. coli galactose-proton symport of transport system (AAC75980.1); Blastp hit to AAC75980.1 (464 aa), 97% identity in aa 1 - 464; Belongs to the major facilitator superfamily. Sugar transporter (TC 2.A.1.1) family. (464 aa)
tktATransketolase 1 isozyme; Catalyzes the transfer of a two-carbon ketol group from a ketose donor to an aldose acceptor, via a covalent intermediate with the cofactor thiamine pyrophosphate. (663 aa)
pgkSimilar to E. coli phosphoglycerate kinase (AAC75963.1); Blastp hit to AAC75963.1 (387 aa), 97% identity in aa 1 - 387. (387 aa)
fbaFructose-bisphosphate aldolase; Catalyzes the aldol condensation of dihydroxyacetone phosphate (DHAP or glycerone-phosphate) with glyceraldehyde 3-phosphate (G3P) to form fructose 1,6-bisphosphate (FBP) in gluconeogenesis and the reverse reaction in glycolysis; Belongs to the class II fructose-bisphosphate aldolase family. (359 aa)
lysSSimilar to E. coli lysine tRNA synthetase, constitutive; suppressor of ColE1 mutation in primer RNA (AAC75928.1); Blastp hit to AAC75928.1 (505 aa), 95% identity in aa 1 - 505; Belongs to the class-II aminoacyl-tRNA synthetase family. (505 aa)
enoEnolase; Catalyzes the reversible conversion of 2-phosphoglycerate into phosphoenolpyruvate. It is essential for the degradation of carbohydrates via glycolysis. (432 aa)
cysDATP-sulfurylase, subunit 1; Similar to E. coli ATP:sulfurylase (ATP:sulfate adenylyltransferase), subunit 2 (AAC75794.1); Blastp hit to AAC75794.1 (302 aa), 97% identity in aa 1 - 302. (302 aa)
rpoSSigma S (sigma 38) factor of RNA polymerase; Sigma factors are initiation factors that promote the attachment of RNA polymerase to specific initiation sites and are then released. This sigma factor is the master transcriptional regulator of the stationary phase and the general stress response. (330 aa)
iacPPutative acyl carrier protein; Acyl carrier protein. (82 aa)
csrACarbon storage regulator; A key translational regulator that binds mRNA to regulate translation initiation and/or mRNA stability. Mediates global changes in gene expression, shifting from rapid growth to stress survival by linking envelope stress, the stringent response and the catabolite repression systems. Usually binds in the 5'-UTR; binding at or near the Shine-Dalgarno sequence prevents ribosome-binding, repressing translation, binding elsewhere in the 5'-UTR can activate translation and/or stabilize the mRNA. Its function is antagonized by small RNA(s). (61 aa)
stpADNA-binding protein with chaperone activity; A DNA-binding protein that acts in a fashion similar to H-NS, repressing gene transcription. A subset of H-NS/StpA-regulated genes require auxillary proteins for repression; these auxillary proteins (Hha and other similar proteins) may also modulate oligomerization of the H-NS/StpA complex (By similarity). (133 aa)
gabPAPC family; similar to E. coli transport permease protein of gamma-aminobutyrate (AAC75710.1); Blastp hit to AAC75710.1 (466 aa), 92% identity in aa 1 - 466. (466 aa)
grpEMolecular chaparone; Participates actively in the response to hyperosmotic and heat shock by preventing the aggregation of stress-denatured proteins, in association with DnaK and GrpE. It is the nucleotide exchange factor for DnaK and may function as a thermosensor. Unfolded proteins bind initially to DnaJ; upon interaction with the DnaJ-bound protein, DnaK hydrolyzes its bound ATP, resulting in the formation of a stable complex. GrpE releases ADP from DnaK; ATP binding to DnaK triggers the release of the substrate protein, thus completing the reaction cycle. Several rounds of ATP-depe [...] (196 aa)
clpBATP-dependent protease; Part of a stress-induced multi-chaperone system, it is involved in the recovery of the cell from heat-induced damage, in cooperation with DnaK, DnaJ and GrpE. Acts before DnaK, in the processing of protein aggregates. Protein binding stimulates the ATPase activity; ATP hydrolysis unfolds the denatured protein aggregates, which probably helps expose new hydrophobic binding sites on the surface of ClpB-bound aggregates, contributing to the solubilization and refolding of denatured protein aggregates by DnaK (By similarity). Required for colonization of the gastroi [...] (857 aa)
glnBRegulatory protein (P-II) for nitrogen assimilation by glutamine synthetase (ATase); 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). (112 aa)
cadCOmpR family; similar to E. coli transcriptional activator of cad operon (AAC77094.1); Blastp hit to AAC77094.1 (512 aa), 58% identity in aa 1 - 512. (514 aa)
talATransaldolase A; Transaldolase is important for the balance of metabolites in the pentose-phosphate pathway. (316 aa)
ptsIPEP-protein phosphotransferase; General (non sugar-specific) component of the phosphoenolpyruvate-dependent sugar phosphotransferase system (sugar PTS). This major carbohydrate active-transport system catalyzes the phosphorylation of incoming sugar substrates concomitantly with their translocation across the cell membrane. Enzyme I transfers the phosphoryl group from phosphoenolpyruvate (PEP) to the phosphoryl carrier protein (HPr). (575 aa)
ptsHPhosphohistidinoprotein-hexose phosphotransferase; General (non sugar-specific) component of the phosphoenolpyruvate-dependent sugar phosphotransferase system (sugar PTS). This major carbohydrate active-transport system catalyzes the phosphorylation of incoming sugar substrates concomitantly with their translocation across the cell membrane. The phosphoryl group from phosphoenolpyruvate (PEP) is transferred to the phosphoryl carrier protein HPr by enzyme I. Phospho-HPr then transfers it to the PTS EIIA domain. (85 aa)
cysKSubunit of cysteine synthase A and O-acetylserine sulfhydrolase A; Two cysteine synthase enzymes are found, this enzyme and CysM; both catalyze the same reaction. Cysteine synthase B (CysM) can also use thiosulfate in place of sulfide to give cysteine thiosulfonate as a product. (323 aa)
glkGlucokinase; Similar to E. coli glucokinase (AAC75447.1); Blastp hit to AAC75447.1 (321 aa), 93% identity in aa 1 - 321; Belongs to the bacterial glucokinase family. (321 aa)
pgtAActivator protein; Member of the two-component regulatory system PgtB/PgtA that regulates the inducible phosphoglycerate transport system. When activated by PgtB it acts in conjunction with sigma-54 as a transcriptional activator. (415 aa)
accDacetylCoA carboxylase, beta subunit; Component of the acetyl coenzyme A carboxylase (ACC) complex. Biotin carboxylase (BC) catalyzes the carboxylation of biotin on its carrier protein (BCCP) and then the CO(2) group is transferred by the transcarboxylase to acetyl-CoA to form malonyl-CoA; Belongs to the AccD/PCCB family. (304 aa)
ptaPhosphotransacetylase; Involved in acetate metabolism. Catalyzes the reversible interconversion of acetyl-CoA and acetyl phosphate. The direction of the overall reaction changes depending on growth conditions. Required for acetate recapture but not for acetate excretion when this organism is grown on ethanolamine; In the N-terminal section; belongs to the CobB/CobQ family. (714 aa)
ackAAcetate kinase A; Catalyzes the formation of acetyl phosphate from acetate and ATP. Can also catalyze the reverse reaction. Has broad substrate specificity and can also utilize GTP, UTP and CTP. Can also phosphorylate propionate, but has very low activity with formate and is inactive with butyrate; Belongs to the acetokinase family. (400 aa)
rcsBLuxR/UhpA family response regulator in two-component regulatory system with RcsC; Component of the Rcs signaling system, which controls transcription of numerous genes. RcsB is the response regulator that binds to regulatory DNA regions. Can function both in an RcsA-dependent or RcsA-independent manner. (216 aa)
ompCOuter membrane protein 1b (ib;c); Forms pores that allow passive diffusion of small molecules across the outer membrane. (378 aa)
fbaB3-oxoacyl-[acyl-carrier-protein] synthase I; Similar to E. coli orf, hypothetical protein (AAC75158.1); Blastp hit to AAC75158.1 (374 aa), 96% identity in aa 25 - 374. (350 aa)
gndGluconate-6-phosphate dehydrogenase; Catalyzes the oxidative decarboxylation of 6-phosphogluconate to ribulose 5-phosphate and CO(2), with concomitant reduction of NADP to NADPH. (468 aa)
zwfGlucose-6-phosphate dehydrogenase; Catalyzes the oxidation of glucose 6-phosphate to 6- phosphogluconolactone. (491 aa)
edd6-phosphogluconate dehydratase; Catalyzes the dehydration of 6-phospho-D-gluconate to 2- dehydro-3-deoxy-6-phospho-D-gluconate; Belongs to the IlvD/Edd family. (603 aa)
edaMultifunctional; similar to E. coli 2-keto-3-deoxygluconate 6-phosphate aldolase and 2-keto-4-hydroxyglutarate aldolase (AAC74920.1); Blastp hit to AAC74920.1 (213 aa), 97% identity in aa 1 - 212; oxaloacetate decarboxylase. (213 aa)
fadRNegative regulator of fad regulon; Multifunctional regulator of fatty acid metabolism. Represses transcription of at least eight genes required for fatty acid transport and beta-oxidation including fadA, fadB, fadD, fadL and fadE. Activates transcription of at least three genes required for unsaturated fatty acid biosynthesis: fabA, fabB and iclR, the gene encoding the transcriptional regulator of the aceBAK operon encoding the glyoxylate shunt enzymes. Binding of FadR is specifically inhibited by long chain fatty acyl-CoA compounds (By similarity). (239 aa)
STM1795Putative homolog of glutamic dehydrogenase; Similar to E. coli NADP-specific glutamate dehydrogenase (AAC74831.1); Blastp hit to AAC74831.1 (447 aa), 32% identity in aa 33 - 408; Belongs to the Glu/Leu/Phe/Val dehydrogenases family. (441 aa)
narLResponse regulator in two-component regulatory system with NarX (or NarQ); Regulates anaerobic respiration and fermentation (LuxR/UhpA family); similar to E. coli pleiotrophic regulation of anaerobic respiration: response regulator for nar, frd, dms and tor genes (AAC74305.1); Blastp hit to AAC74305.1 (216 aa), 96% identity in aa 1 - 216. (216 aa)
narXSensory histidine kinase in two component regulatory system with NarL; Senses nitrate/nitrite; regulates anaerobic respiration and fermentation; similar to E. coli nitrate/nitrate sensor, histidine protein kinase acts on NarL regulator (AAC74306.1); Blastp hit to AAC74306.1 (598 aa), 86% identity in aa 1 - 598. (598 aa)
oppAOligopeptide transport protein with chaperone properties; This protein is a component of the oligopeptide permease, a binding protein-dependent transport system, it binds peptides up to five amino acids long with high affinity; Belongs to the bacterial solute-binding protein 5 family. (582 aa)
ompWOuter membrane protein W; Colicin S4 receptor; putative transporter; similar to E. coli putative outer membrane protein (AAC74338.1); Blastp hit to AAC74338.1 (212 aa), 88% identity in aa 1 - 212. (212 aa)
trpDAnthranilate synthase, component II; Part of a heterotetrameric complex that catalyzes the two- step biosynthesis of anthranilate, an intermediate in the biosynthesis of L-tryptophan. In the first step, the glutamine-binding beta subunit (TrpG) of anthranilate synthase (AS) provides the glutamine amidotransferase activity which generates ammonia as a substrate that, along with chorismate, is used in the second step, catalyzed by the large alpha subunit of AS (TrpE) to produce anthranilate. In the absence of TrpG, TrpE can synthesize anthranilate directly from chorismate and high concen [...] (531 aa)
acnAAconitate hydratase 1; Involved in the catabolism of short chain fatty acids (SCFA) via the tricarboxylic acid (TCA)(acetyl degradation route) and the 2- methylcitrate cycle I (propionate degradation route). Catalyzes the reversible isomerization of citrate to isocitrate via cis-aconitate. Also catalyzes the hydration of 2-methyl-cis-aconitate to yield (2R,3S)-2-methylisocitrate. The (2S,3S)-2-methylcitrate (2-MC) is a very poor substrate. The apo form of AcnA functions as a RNA-binding regulatory protein (By similarity). Belongs to the aconitase/IPM isomerase family. (891 aa)
ldhASimilar to E. coli fermentative D-lactate dehydrogenase, NAD-dependent (AAC74462.1); Blastp hit to AAC74462.1 (329 aa), 94% identity in aa 1 - 328; Belongs to the D-isomer specific 2-hydroxyacid dehydrogenase family. (329 aa)
narYSimilar to E. coli cryptic nitrate reductase 2, beta subunit (AAC74549.1); Blastp hit to AAC74549.1 (514 aa), 94% identity in aa 1 - 514. (514 aa)
marAAraC/XylS family transcriptional activator of defense systems; May be a transcriptional activator of genes involved in the multiple antibiotic resistance (Mar) phenotype. It can also activate genes such as sodA, zwf and micF. (144 aa)
mlcTranscriptional repressor of ptsG and ptsHI; Global repressor of carbohydrate metabolism (pts operon) (NagC/XylR family); similar to E. coli putative NAGC-like transcriptional regulator (AAC74666.1); Blastp hit to AAC74666.1 (406 aa), 90% identity in aa 1 - 406. (406 aa)
asrAcid shock protein; Required for growth and/or survival at acidic conditions. (94 aa)
pntAPyridine nucleotide transhydrogenase, alpha subunit; The transhydrogenation between NADH and NADP is coupled to respiration and ATP hydrolysis and functions as a proton pump across the membrane; Belongs to the AlaDH/PNT family. (509 aa)
fumCFumarase C; Involved in the TCA cycle. Catalyzes the stereospecific interconversion of fumarate to L-malate; Belongs to the class-II fumarase/aspartase family. Fumarase subfamily. (467 aa)
fumAFumarase A; Catalyzes the reversible hydration of fumarate to (S)-malate. Functions as an aerobic enzyme in the direction of malate formation as part of the citric acid cycle. Accounts for about 80% of the fumarase activity when the bacteria grow aerobically. To a lesser extent, also displays D-tartrate dehydratase activity in vitro, but is not able to convert (R)-malate, L-tartrate or meso-tartrate. Can also catalyze the isomerization of enol- to keto-oxaloacetate. (548 aa)
sodC-2Copper/zinc superoxide dismutase; Destroys radicals which are normally produced within the cells and which are toxic to biological systems; Belongs to the Cu-Zn superoxide dismutase family. (173 aa)
pfkBSimilar to E. coli 6-phosphofructokinase II; suppressor of pfkA (AAC74793.1); Blastp hit to AAC74793.1 (309 aa), 92% identity in aa 1 - 308; Belongs to the carbohydrate kinase PfkB family. (310 aa)
katECatalase; Serves to protect cells from the toxic effects of hydrogen peroxide. (750 aa)
osmESimilar to E. coli activator of ntrL gene (AAC74809.1); Blastp hit to AAC74809.1 (112 aa), 96% identity in aa 1 - 112. (113 aa)
xthAExonuclease III; Major apurinic-apyrimidinic endonuclease of E.coli. It removes the damaged DNA at cytosines and guanines by cleaving on the 3'-side of the AP site by a beta-elimination reaction. It exhibits 3'- 5'-exonuclease, 3'-phosphomonoesterase, 3'-repair diesterase and ribonuclease H activities (By similarity). (268 aa)
gdhANADP-specific glutamate dehydrogenase; Catalyzes the reversible oxidative deamination of glutamate to alpha-ketoglutarate and ammonia. (447 aa)
gapAGlyceraldehyde-3-phosphate dehydrogenase A; Catalyzes the oxidative phosphorylation of glyceraldehyde 3- phosphate (G3P) to 1,3-bisphosphoglycerate (BPG) using the cofactor NAD. The first reaction step involves the formation of a hemiacetal intermediate between G3P and a cysteine residue, and this hemiacetal intermediate is then oxidized to a thioester, with concomitant reduction of NAD to NADH. The reduced NADH is then exchanged with the second NAD, and the thioester is attacked by a nucleophilic inorganic phosphate to produce BPG. (331 aa)
icdAIsocitrate dehydrogenase in e14 prophage; Specific for NADP+; similar to E. coli isocitrate dehydrogenase, specific for NADP+ (AAC74220.1); Blastp hit to AAC74220.1 (416 aa), 96% identity in aa 1 - 416. (416 aa)
phoPResponse regulator in two-component regulatory system with PhoQ; Member of the two-component regulatory system PhoP/PhoQ which regulates the expression of genes involved in virulence, adaptation to acidic and low Mg(2+) environments and resistance to host defense antimicrobial peptides. Essential for intramacrophage survival of S.typhimurium. In low periplasmic Mg(2+), PhoQ phosphorylates PhoP, resulting in the expression of PhoP-activated genes (PAG) and repression of PhoP-repressed genes (PRG). In high periplasmic Mg(2+), PhoQ dephosphorylates phospho-PhoP, resulting in the repressio [...] (224 aa)
ndhSimilar to E. coli respiratory NADH dehydrogenase (AAC74193.1); Blastp hit to AAC74193.1 (434 aa), 97% identity in aa 1 - 434; cupric reductase. (434 aa)
ptsGGlucose-specific IIBC component of the Sugar Specific PTS family; The phosphoenolpyruvate-dependent sugar phosphotransferase system (sugar PTS), a major carbohydrate active transport system, catalyzes the phosphorylation of incoming sugar substrates concomitantly with their translocation across the cell membrane. The enzyme II complex composed of PtsG and Crr is involved in glucose transport. Also functions as a chemoreceptor monitoring the environment for changes in sugar concentration. It can also phosphorylate mannose, methyl alpha-glucoside and 2-deoxy-glucose. (477 aa)
fabF3-oxoacyl-[acyl-carrier-protein] synthase II; Catalyzes the condensation reaction of fatty acid synthesis by the addition to an acyl acceptor of two carbons from malonyl-ACP. (413 aa)
acpPAcyl carrier protein; Carrier of the growing fatty acid chain in fatty acid biosynthesis; Belongs to the acyl carrier protein (ACP) family. (78 aa)
fabDMalonyl coA-acyl carrier protein transacylase. (SW:FABD_SALTY); Belongs to the FabD family. (309 aa)
ompAPutative membrane component hydrogenase; With TolR probably plays a role in maintaining the position of the peptidoglycan cell wall in the periplasm. Acts as a porin with low permeability that allows slow penetration of small solutes; an internal gate slows down solute passage. (350 aa)
pepNSimilar to E. coli aminopeptidase N (AAC74018.1); Blastp hit to AAC74018.1 (870 aa), 94% identity in aa 1 - 870. (870 aa)
ompFOuter membrane protein 1a (ia;b;f), porin; Forms pores that allow passive diffusion of small molecules across the outer membrane. It is also a receptor for the bacteriophage T2 (By similarity). (363 aa)
lrpRegulator for lrp regulon and high-affinity branched-chain amino acid transport system; Mediates a global response to leucine. Exogenous leucine affects the expression of a number of different operons; lrp mediates this effect for at least some of these operons. For example it is regulator of the branched-chain amino acid transport genes. (164 aa)
poxBPyruvate dehydrogenase/oxidase FAD and thiamine PPi cofactors, cytoplasmic in absence of cofactors; Similar to E. coli pyruvate oxidase (AAC73958.1); Blastp hit to AAC73958.1 (572 aa), 94% identity in aa 1 - 572; Belongs to the TPP enzyme family. (572 aa)
ompXOuter membrane protease, receptor for phage OX2; Similar to E. coli outer membrane protein X (AAC73901.1); Blastp hit to AAC73901.1 (171 aa), 91% identity in aa 1 - 171. (171 aa)
aroG3-deoxy-D-arabinoheptulosonate-7-phosphate synthase (DAHP synthetase, phenylalanine repressible); Stereospecific condensation of phosphoenolpyruvate (PEP) and D-erythrose-4-phosphate (E4P) giving rise to 3-deoxy-D-arabino- heptulosonate-7-phosphate (DAHP). (350 aa)
cydBSimilar to E. coli cytochrome d terminal oxidase polypeptide subunit II (AAC73828.1); Blastp hit to AAC73828.1 (379 aa), 92% identity in aa 1 - 379. (379 aa)
sucASimilar to E. coli 2-oxoglutarate dehydrogenase (decarboxylase component) (AAC73820.1); Blastp hit to AAC73820.1 (933 aa), 94% identity in aa 1 - 933. (933 aa)
sdhASuccinate dehydrogenase, flavoprotein subunit; Two distinct, membrane-bound, FAD-containing enzymes are responsible for the catalysis of fumarate and succinate interconversion; the fumarate reductase is used in anaerobic growth, and the succinate dehydrogenase is used in aerobic growth. Belongs to the FAD-dependent oxidoreductase 2 family. FRD/SDH subfamily. (588 aa)
sdhCSuccinate dehydrogenase, cytochrome b556; Membrane-anchoring subunit of succinate dehydrogenase (SDH). (129 aa)
gltACitrate synthase. (SW:CISY_SALTY). (427 aa)
asnBSimilar to E. coli asparagine synthetase B (AAC73768.1); Blastp hit to AAC73768.1 (554 aa), 94% identity in aa 1 - 554. (554 aa)
htpGChaperone Hsp90, heat shock protein C 62.5; Molecular chaperone. Has ATPase activity. (632 aa)
amtBPutative Amt family, ammonium transport protein; Similar to E. coli probable ammonium transporter (AAC73554.1); Blastp hit to AAC73554.1 (428 aa), 92% identity in aa 1 - 428. (428 aa)
glnKRegulatory protein P-II 2; Nitrogen assimilation by glutamine synthetase; regulates GlnL (NRII) and GlnE (ATase); similar to E. coli nitrogen regulatory protein P-II 2 (AAC73553.1); Blastp hit to AAC73553.1 (112 aa), 97% identity in aa 1 - 112. (112 aa)
clpPProteolytic subunit of clpA-clpP ATP-dependent serine protease; Cleaves peptides in various proteins in a process that requires ATP hydrolysis. Has a chymotrypsin-like activity. Plays a major role in the degradation of misfolded proteins. Belongs to the peptidase S14 family. (207 aa)
bolAMorphogene; Similar to E. coli possible regulator of murein genes (AAC73538.1); Blastp hit to AAC73538.1 (116 aa), 92% identity in aa 12 - 116; Belongs to the BolA/IbaG family. (105 aa)
phoRSensory kinase in two-component regulatory system with PhoB, regulates pho regulon; Similar to E. coli positive and negative sensor protein for pho regulon (AAC73503.1); Blastp hit to AAC73503.1 (431 aa), 90% identity in aa 1 - 431. (431 aa)
phoBRegulates pho regulon (OmpR family); similar to E. coli positive response regulator for pho regulon, sensor is PhoR (or CreC) (AAC73502.1); Blastp hit to AAC73502.1 (229 aa), 95% identity in aa 1 - 229. (229 aa)
aroMSimilar to E. coli protein of aro operon, regulated by aroR (AAC73493.1); Blastp hit to AAC73493.1 (225 aa), 77% identity in aa 1 - 225. (225 aa)
phoEOuter membrane pore protein e (e,ic,nmpab); Uptake of inorganic phosphate, phosphorylated compounds, and some other negatively charged solutes; Belongs to the Gram-negative porin family. (350 aa)
ldcCSimilar to E. coli lysine decarboxylase 2, constitutive (AAC73297.1); Blastp hit to AAC73297.1 (713 aa), 91% identity in aa 1 - 712. (713 aa)
hlpAHistone-like protein, located in outer membrane; Molecular chaperone that interacts specifically with outer membrane proteins, thus maintaining the solubility of early folding intermediates during passage through the periplasm. (161 aa)
glnDUridylyltransferase; Modifies, by uridylylation and deuridylylation, the PII regulatory proteins (GlnB and homologs), in response to the nitrogen status of the cell that GlnD senses through the glutamine level. Under low glutamine levels, catalyzes the conversion of the PII proteins and UTP to PII-UMP and PPi, while under higher glutamine levels, GlnD hydrolyzes PII-UMP to PII and UMP (deuridylylation). Thus, controls uridylylation state and activity of the PII proteins, and plays an important role in the regulation of nitrogen assimilation and metabolism. (890 aa)
acnBAconitate hydratase 2; Involved in the catabolism of short chain fatty acids (SCFA) via the tricarboxylic acid (TCA)(acetyl degradation route) and the 2- methylcitrate cycle I (propionate degradation route). Catalyzes the reversible isomerization of citrate to isocitrate via cis-aconitate. Also catalyzes the hydration of 2-methyl-cis-aconitate to yield (2R,3S)-2-methylisocitrate. The apo form of AcnB functions as a RNA- binding regulatory protein which regulates FliC synthesis via interaction with the ftsH transcript to decrease the intracellular levels of FtsH. The lower levels of Fts [...] (865 aa)
lpdALipoamide dehydrogenase (NADH); Component of 2-oxodehydrogenase and pyruvate complexes; L protein of glycine cleavage complex second part; similar to E. coli lipoamide dehydrogenase (NADH); component of 2-oxodehydrogenase and pyruvate complexes; L-protein of glycine cleavage complex (AAC73227.1); Blastp hit to AAC73227.1 (474 aa), 98% identity in aa 1 - 474. (474 aa)
fruRTranscriptional repressor of fru operon and others; Global transcriptional regulator, which plays an important role in the regulation of carbon metabolism. (334 aa)
leuOPutative LysR family transcriptional regulator; Probable activator protein in leuabcd operon. (SW:LEUO_SALTY); Belongs to the LysR transcriptional regulatory family. (314 aa)
araCTranscriptional regulator (AraC/XylS family) for ara operon; Transcription factor that regulates the expression of several genes involved in the transport and metabolism of L-arabinose. (281 aa)
dnaJHeat shock protein DnaJ; Participates actively in the response to hyperosmotic and heat shock by preventing the aggregation of stress-denatured proteins and by disaggregating proteins, also in an autonomous, DnaK-independent fashion. Unfolded proteins bind initially to DnaJ; upon interaction with the DnaJ-bound protein, DnaK hydrolyzes its bound ATP, resulting in the formation of a stable complex. GrpE releases ADP from DnaK; ATP binding to DnaK triggers the release of the substrate protein, thus completing the reaction cycle. Several rounds of ATP-dependent interactions between DnaJ, [...] (379 aa)
dnaKChaperone Hsp70; Acts as a chaperone. (638 aa)
talBTransaldolase B; Transaldolase is important for the balance of metabolites in the pentose-phosphate pathway. (317 aa)
Your Current Organism:
Salmonella enterica Typhimurium
NCBI taxonomy Id: 99287
Other names: S. enterica subsp. enterica serovar Typhimurium str. LT2, Salmonella enterica subsp. enterica serovar Typhimurium LT2, Salmonella enterica subsp. enterica serovar Typhimurium str. LT2, Salmonella enterica subsp. enterica serovar Typhimurium strain LT2, Salmonella enterica subsp. enterica serovar Typhimurium strain LT2-LTL2, Salmonella typhimurium LT2
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