STRINGSTRING
secA secA araC araC tsx tsx tesA tesA fepA fepA ybdZ ybdZ entF entF fepB fepB ybdB ybdB potE potE speF speF ybiJ ybiJ ompF ompF ycfJ ycfJ phoQ phoQ phoP phoP purR purR ydgF ydgF asr asr marR marR yddX yddX nmpC nmpC yncD yncD ydcI ydcI hslJ hslJ ompW ompW tonB tonB yecH yecH thiM thiM cirA cirA fruA fruA yeiP yeiP yejG yejG ompC ompC rcsB rcsB glk glk cadC cadC cadB cadB gabP gabP recA recA speC speC exbD exbD exbB exbB glnE glnE yhcN yhcN yhdV yhdV feoA feoA glpR glpR glpD glpD gldA gldA iclR iclR yjbE yjbE lamB lamB malM malM yjcB yjcB yjcG yjcG yjdE yjdE adiY adiY melB melB efp efp
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Network nodes represent proteins
splice isoforms or post-translational modifications are collapsed, i.e. each node represents all the proteins produced by a single, protein-coding gene locus.
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colored nodes:
query proteins and first shell of interactors
white nodes:
second shell of interactors
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empty nodes:
proteins of unknown 3D structure
filled nodes:
a 3D structure is known or predicted
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Edges represent protein-protein associations
associations are meant to be specific and meaningful, i.e. proteins jointly contribute to a shared function; this does not necessarily mean they are physically binding to each other.
Known Interactions
from curated databases
experimentally determined
Predicted Interactions
gene neighborhood
gene fusions
gene co-occurrence
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textmining
co-expression
protein homology
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secAPreprotein translocase; Part of the Sec protein translocase complex. Interacts with the SecYEG preprotein conducting channel. Has a central role in coupling the hydrolysis of ATP to the transfer of proteins into and across the cell membrane, serving both as a receptor for the preprotein-SecB complex and as an ATP-driven molecular motor driving the stepwise translocation of polypeptide chains across the membrane. (901 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)
tsxNucleoside channel; Functions as substrate-specific channel for nucleosides and deoxynucleosides. Functions also in albicidin uptake and as receptor for colicin K; Belongs to the nucleoside-specific channel-forming outer membrane porin (Tsx) (TC 1.B.10) family. (287 aa)
tesASimilar to E. coli acyl-CoA thioesterase I; also functions as protease I (AAC73596.1); Blastp hit to AAC73596.1 (208 aa), 89% identity in aa 2 - 205. (204 aa)
fepASimilar to E. coli outer membrane receptor for ferric enterobactin (enterochelin) and colicins B and D (AAC73685.1); Blastp hit to AAC73685.1 (746 aa), 81% identity in aa 1 - 746. (751 aa)
ybdZPutative cytoplasmic protein. (72 aa)
entFEnterobactin synthetase, component F (nonribosomal peptide synthetase); Similar to E. coli ATP-dependent serine activating enzyme (may be part of enterobactin synthase as component F) (AAC73687.1); Blastp hit to AAC73687.1 (1293 aa), 79% identity in aa 1 - 1293. (1294 aa)
fepBABC superfamily (peri_perm); similar to E. coli ferric enterobactin (enterochelin) binding protein; periplasmic component (AAC73693.1); Blastp hit to AAC73693.1 (318 aa), 79% identity in aa 1 - 318. (318 aa)
ybdBPutative protein PaaI, possibly involved in aromatic compounds catabolism; Required for optimal enterobactin synthesis. Acts as a proofreading enzyme that prevents EntB misacylation by hydrolyzing the thioester bound existing between EntB and wrongly charged molecules. Belongs to the thioesterase PaaI family. (137 aa)
potEAPC family, putrescine/ornithine antiporter; Catalyzes both the uptake and excretion of putrescine. The uptake of putrescine is dependent on the membrane potential and the excretion involves putrescine-ornithine antiporter activity. Belongs to the amino acid-polyamine-organocation (APC) superfamily. Basic amino acid/polyamine antiporter (APA) (TC 2.A.3.2) family. (439 aa)
speFSimilar to E. coli ornithine decarboxylase isozyme, inducible (AAC73787.1); Blastp hit to AAC73787.1 (732 aa), 91% identity in aa 1 - 732. (732 aa)
ybiJPutative periplasmic protein; Similar to E. coli orf, hypothetical protein (AAC73889.1); Blastp hit to AAC73889.1 (86 aa), 80% identity in aa 1 - 86. (86 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)
ycfJPutative outer membrane lipoprotein; Similar to E. coli orf, hypothetical protein (AAC74194.1); Blastp hit to AAC74194.1 (179 aa), 94% identity in aa 1 - 178. (179 aa)
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)
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)
purRTranscriptional repressor for pur regulon, glyA, glnB, prsA, speA (GalR/LacI family); Is the main repressor of the genes involved in the de novo synthesis of purine nucleotides, regulating purB, purC, purEK, purF, purHD, purL, purMN and guaBA expression. PurR is allosterically activated to bind its cognate DNA by binding the purine corepressors, hypoxanthine or guanine, thereby effecting transcription repression. (341 aa)
ydgFPutative membrane transporter of cations and cationic drugs; Catalyzes the excretion of spermidine. (120 aa)
asrAcid shock protein; Required for growth and/or survival at acidic conditions. (94 aa)
marRTranscriptional repressor of marRAB operon; Repressor of the marRAB operon which is involved in the activation of both antibiotic resistance and oxidative stress genes. Binds to the marO operator/promoter site. (144 aa)
yddXPutative cytoplasmic protein; Similar to E. coli orf, hypothetical protein (AAC74554.1); Blastp hit to AAC74554.1 (92 aa), 88% identity in aa 22 - 92. (71 aa)
nmpCNew outer membrane protein; Forms pores that allow passive diffusion of small molecules across the outer membrane; Belongs to the Gram-negative porin family. (362 aa)
yncDSimilar to E. coli putative outer membrane receptor for iron transport (AAC74533.1); Blastp hit to AAC74533.1 (700 aa), 84% identity in aa 1 - 700. (706 aa)
ydcISimilar to E. coli putative transcriptional regulator LYSR-type (AAC74504.1); Blastp hit to AAC74504.1 (354 aa), 83% identity in aa 48 - 353; Belongs to the LysR transcriptional regulatory family. (307 aa)
hslJSimilar to E. coli heat shock protein hslJ (AAC74461.1); Blastp hit to AAC74461.1 (140 aa), 69% identity in aa 1 - 138. (136 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)
tonBTonB; Interacts with outer membrane receptor proteins that carry out high-affinity binding and energy dependent uptake into the periplasmic space of specific substrates such as cobalamin, and various iron compounds (such as iron dicitrate, enterochelin, aerobactin, etc.). In the absence of TonB these receptors bind their substrates but do not carry out active transport. TonB also interacts with some colicins and is involved in the energy-dependent, irreversible steps of bacteriophages phi 80 and T1 infection. It could act to transduce energy from the cytoplasmic membrane to specific en [...] (242 aa)
yecHPutative cytoplasmic protein; Similar to E. coli orf, hypothetical protein (AAC74976.1); Blastp hit to AAC74976.1 (79 aa), 87% identity in aa 1 - 79. (79 aa)
thiMHydoxyethylthiazole kinase (THZ kinase); Catalyzes the phosphorylation of the hydroxyl group of 4- methyl-5-beta-hydroxyethylthiazole (THZ); Belongs to the Thz kinase family. (265 aa)
cirAOuter membrane porin; Receptor for colicin I; requires TonB; similar to E. coli outer membrane receptor for iron-regulated colicin I receptor; porin; requires tonB gene product (AAC75216.1); Blastp hit to AAC75216.1 (663 aa), 88% identity in aa 1 - 663. (663 aa)
fruAFructose-specific transport protein; Sugar Specific PTS system; similar to E. coli PTS system, fructose-specific transport protein (AAC75228.1); Blastp hit to AAC75228.1 (563 aa), 92% identity in aa 1 - 563. (562 aa)
yeiPSimilar to E. coli putative elongation factor (AAC75232.1); Blastp hit to AAC75232.1 (275 aa), 83% identity in aa 8 - 275. (267 aa)
yejGPutative cytoplasmic protein; Similar to E. coli orf, hypothetical protein (AAC75242.1); Blastp hit to AAC75242.1 (114 aa), 90% identity in aa 1 - 114. (114 aa)
ompCOuter membrane protein 1b (ib;c); Forms pores that allow passive diffusion of small molecules across the outer membrane. (378 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)
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)
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)
cadBAPC family lysine/cadaverine transport protein; Similar to E. coli transport of lysine/cadaverine (AAC77093.1); Blastp hit to AAC77093.1 (444 aa), 90% identity in aa 1 - 440. (443 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)
recADNA strand exchange and recombination protein; Can catalyze the hydrolysis of ATP in the presence of single- stranded DNA, the ATP-dependent uptake of single-stranded DNA by duplex DNA, and the ATP-dependent hybridization of homologous single-stranded DNAs. It interacts with LexA causing its activation and leading to its autocatalytic cleavage. (353 aa)
speCSimilar to E. coli ornithine decarboxylase isozyme (AAC76002.1); Blastp hit to AAC76002.1 (731 aa), 87% identity in aa 21 - 731. (711 aa)
exbDtonB-dependent uptake of B colicins; similar to E. coli uptake of enterochelin; tonB-dependent uptake of B colicins (AAC76041.1); Blastp hit to AAC76041.1 (141 aa), 93% identity in aa 1 - 141. (141 aa)
exbBUptake of enterochelin; Involved in the TonB-dependent energy-dependent transport of various receptor-bound substrates. Protects ExbD from proteolytic degradation and functionally stabilizes TonB (By similarity). (244 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)
yhcNPutative outer membrane protein; Similar to E. coli orf, hypothetical protein (AAC76270.1); Blastp hit to AAC76270.1 (104 aa), 79% identity in aa 18 - 104. (87 aa)
yhdVPutative outer membrane lipoprotein; Similar to E. coli orf, hypothetical protein (AAC76299.1); Blastp hit to AAC76299.1 (73 aa), 98% identity in aa 1 - 73. (73 aa)
feoASimilar to E. coli ferrous iron transport protein A (AAC76433.1); Blastp hit to AAC76433.1 (75 aa), 96% identity in aa 1 - 75. (75 aa)
glpRDeoR family; similar to E. coli repressor of the glp operon (AAC76448.1); Blastp hit to AAC76448.1 (252 aa), 93% identity in aa 1 - 252. (252 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)
gldASimilar to E. coli glycerol dehydrogenase, (NAD) (AAC76927.1); Blastp hit to AAC76927.1 (380 aa), 91% identity in aa 14 - 380. (367 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)
yjbEPutative outer membrane protein; Similar to E. coli orf, hypothetical protein (AAC76996.1); Blastp hit to AAC76996.1 (80 aa), 96% identity in aa 1 - 80. (81 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)
malMPeriplasmic protein of mal regulon; Not yet known. Might function in the uptake of a still unidentified substrate; To E.coli MalM. (305 aa)
yjcBPutative inner membrane protein; Similar to E. coli orf, hypothetical protein (AAC77030.1); Blastp hit to AAC77030.1 (116 aa), 83% identity in aa 24 - 116. (93 aa)
yjcGPutative SSS family transport protein; Transports acetate; Belongs to the sodium:solute symporter (SSF) (TC 2.A.21) family. (549 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)
adiYTranscriptional activator of adiA; AraC/XylS family; similar to E. coli putative ARAC-type regulatory protein (AAC77077.1); Blastp hit to AAC77077.1 (253 aa), 79% identity in aa 1 - 253. (253 aa)
melBGPH family melibiose permease II; Responsible for melibiose transport. It is capable of using hydrogen, sodium, and lithium cations as coupling cations for cotransport, depending on the particular sugar transported (symport system); Belongs to the sodium:galactoside symporter (TC 2.A.2) family. (476 aa)
efpElongation factor P; Involved in peptide bond synthesis. Alleviates ribosome stalling that occurs when 3 or more consecutive Pro residues or the sequence PPG is present in a protein, possibly by augmenting the peptidyl transferase activity of the ribosome. Modification of Lys-34 is required for alleviation. (188 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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