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metB metB metJ metJ metE metE metR metR cysE cysE ggt ggt asd asd bioH bioH accC accC metC metC dxs dxs thiL thiL accA accA pfs pfs aceF aceF thiI thiI STM0458 STM0458 folD folD lipA lipA bioA bioA bioB bioB bioF bioF bioC bioC bioD bioD ycfN ycfN ynfK ynfK nifJ nifJ fabI fabI cysB cysB wcaB wcaB thiD thiD thiM thiM ackA ackA pta pta accD accD cysZ cysZ cysK cysK gshB gshB metK metK cysJ cysJ cysI cysI cysD cysD cysN cysN cysM cysM cysC cysC gshA gshA cysH cysH acs acs metH metH metA metA thiC thiC thiE thiE thiG thiG thiH thiH metF metF
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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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query proteins and first shell of interactors
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second shell of interactors
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proteins of unknown 3D structure
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a 3D structure is known or predicted
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Known Interactions
from curated databases
experimentally determined
Predicted Interactions
gene neighborhood
gene fusions
gene co-occurrence
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textmining
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metBSimilar to E. coli cystathionine gamma-synthase (AAC76921.1); Blastp hit to AAC76921.1 (386 aa), 96% identity in aa 1 - 386. (386 aa)
metJTranscriptional repressor of all met genes but metF; This regulatory protein, when combined with SAM (S- adenosylmethionine) represses the expression of the methionine regulon and of enzymes involved in SAM synthesis. It is also autoregulated (By similarity); Belongs to the MetJ family. (105 aa)
metE5-methyltetrahydropteroyltriglutamate- homocysteine S-methyltransferase; Catalyzes the transfer of a methyl group from 5- methyltetrahydrofolate to homocysteine resulting in methionine formation; Belongs to the vitamin-B12 independent methionine synthase family. (754 aa)
metRRegulator for metE and metH; Control of the last step in methionine biosynthesis; MetR is a positive activator of the metA, metE and metH genes. It is also a negative regulator of its own expression; Belongs to the LysR transcriptional regulatory family. (317 aa)
cysESerine acetyltransferase. (SW:CYSE_SALTY); Belongs to the transferase hexapeptide repeat family. (273 aa)
ggtSimilar to E. coli gamma-glutamyltranspeptidase (AAC76472.1); Blastp hit to AAC76472.1 (580 aa), 91% identity in aa 2 - 580. (580 aa)
asdAspartate-semialdehyde dehydrogenase; Catalyzes the NADPH-dependent formation of L-aspartate- semialdehyde (L-ASA) by the reductive dephosphorylation of L-aspartyl- 4-phosphate; Belongs to the aspartate-semialdehyde dehydrogenase family. (368 aa)
bioHPutative hydrolase; The physiological role of BioH is to remove the methyl group introduced by BioC when the pimeloyl moiety is complete. It allows to synthesize pimeloyl-ACP via the fatty acid synthetic pathway through the hydrolysis of the ester bonds of pimeloyl-ACP esters. (256 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)
metCCystathionine beta-lyase; Catalyzes the cleavage of cystathionine to homocysteine, pyruvate and ammonia during methionine biosynthesis. (395 aa)
dxs1-deoxyxylulose-5-phosphate synthase; Catalyzes the acyloin condensation reaction between C atoms 2 and 3 of pyruvate and glyceraldehyde 3-phosphate to yield 1-deoxy-D- xylulose-5-phosphate (DXP); Belongs to the transketolase family. DXPS subfamily. (620 aa)
thiLThiamin-monophosphate kinase; Catalyzes the ATP-dependent phosphorylation of thiamine- monophosphate (TMP) to form thiamine-pyrophosphate (TPP), the active form of vitamin B1. (325 aa)
accAacetylCoA carboxylase, carboxytransferase component, alpha subunit; Component of the acetyl coenzyme A carboxylase (ACC) complex. First, biotin carboxylase catalyzes the carboxylation of biotin on its carrier protein (BCCP) and then the CO(2) group is transferred by the carboxyltransferase to acetyl-CoA to form malonyl-CoA. (319 aa)
pfs5'-methylthioadenosine/S-adenosylhomocysteine nucleosidase; Catalyzes the irreversible cleavage of the glycosidic bond in both 5'-methylthioadenosine (MTA) and S-adenosylhomocysteine (SAH/AdoHcy) to adenine and the corresponding thioribose, 5'- methylthioribose and S-ribosylhomocysteine, respectively. Also cleaves 5'-deoxyadenosine, a toxic by-product of radical S-adenosylmethionine (SAM) enzymes, into 5-deoxyribose and adenine. Thus, is required for in vivo function of the radical SAM enzymes biotin synthase and lipoic acid synthase, that are inhibited by 5'-deoxyadenosine accumulatio [...] (232 aa)
aceFPyruvate dehydrogenase; The pyruvate dehydrogenase complex catalyzes the overall conversion of pyruvate to acetyl-CoA and CO(2). (629 aa)
thiISulfur transfer protein (from cys to ThiS and from IscS to U8-tRNA); Catalyzes the ATP-dependent transfer of a sulfur to tRNA to produce 4-thiouridine in position 8 of tRNAs, which functions as a near-UV photosensor. Also catalyzes the transfer of sulfur to the sulfur carrier protein ThiS, forming ThiS-thiocarboxylate. This is a step in the synthesis of thiazole, in the thiamine biosynthesis pathway. The sulfur is donated as persulfide by IscS. (482 aa)
STM0458Putative cysteine synthase/cystathionine beta-synthase; Similar to E. coli cysteine synthase B, O-acetylserine sulfhydrolase B (AAC75474.1); Blastp hit to AAC75474.1 (303 aa), 26% identity in aa 6 - 207, 35% identity in aa 198 - 289. (351 aa)
folD5,10-methylene-tetrahydrofolate dehydrogenase; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. (288 aa)
lipALipoate synthase, an iron-sulfur enzyme; Catalyzes the radical-mediated insertion of two sulfur atoms into the C-6 and C-8 positions of the octanoyl moiety bound to the lipoyl domains of lipoate-dependent enzymes, thereby converting the octanoylated domains into lipoylated derivatives. (321 aa)
bioA7,8-diaminopelargonic acid synthetase; Catalyzes the transfer of the alpha-amino group from S- adenosyl-L-methionine (SAM) to 7-keto-8-aminopelargonic acid (KAPA) to form 7,8-diaminopelargonic acid (DAPA). It is the only animotransferase known to utilize SAM as an amino donor; Belongs to the class-III pyridoxal-phosphate-dependent aminotransferase family. BioA subfamily. (429 aa)
bioBBiotin synthetase; Catalyzes the conversion of dethiobiotin (DTB) to biotin by the insertion of a sulfur atom into dethiobiotin via a radical-based mechanism; Belongs to the radical SAM superfamily. Biotin synthase family. (346 aa)
bioF7-keto-8-aminopelargonic acid synthetase; Catalyzes the decarboxylative condensation of pimeloyl-[acyl- carrier protein] and L-alanine to produce 8-amino-7-oxononanoate (AON), [acyl-carrier protein], and carbon dioxide. (385 aa)
bioCBiotin biosynthesis; Converts the free carboxyl group of a malonyl-thioester to its methyl ester by transfer of a methyl group from S-adenosyl-L- methionine (SAM). It allows to synthesize pimeloyl-ACP via the fatty acid synthetic pathway. (251 aa)
bioDDethiobiotin synthetase; Catalyzes a mechanistically unusual reaction, the ATP- dependent insertion of CO2 between the N7 and N8 nitrogen atoms of 7,8- diaminopelargonic acid (DAPA) to form an ureido ring. Belongs to the dethiobiotin synthetase family. (228 aa)
ycfNPutative cytoplasmic protein; Catalyzes the phosphorylation of thiamine to thiamine phosphate. (274 aa)
ynfKPutative dethiobiotin synthase; Catalyzes a mechanistically unusual reaction, the ATP- dependent insertion of CO2 between the N7 and N8 nitrogen atoms of 7,8- diaminopelargonic acid (DAPA) to form an ureido ring. Belongs to the dethiobiotin synthetase family. (231 aa)
nifJSimilar to E. coli putative oxidoreductase, Fe-S subunit (AAC74460.1); Blastp hit to AAC74460.1 (1174 aa), 92% identity in aa 1 - 1174. (1174 aa)
fabIEnoyl-[acyl-carrier-protein] reductase (NADH); Catalyzes the reduction of a carbon-carbon double bond in an enoyl moiety that is covalently linked to an acyl carrier protein (ACP). Involved in the elongation cycle of fatty acid which are used in the lipid metabolism and in the biotin biosynthesis (By similarity). Belongs to the short-chain dehydrogenases/reductases (SDR) family. FabI subfamily. (262 aa)
cysBTranscriptional regulator for cysteine regulon; This protein is a positive regulator of gene expression for the cysteine regulon, a system of 10 or more loci involved in the biosynthesis of L-cysteine from inorganic sulfate. The inducer for CysB is N-acetylserine. CysB inhibits its own transcription. (324 aa)
wcaBPutative acyl transferase; In colanic acid gene cluster; similar to E. coli putative transferase (AAC75119.1); Blastp hit to AAC75119.1 (162 aa), 91% identity in aa 1 - 160; Belongs to the transferase hexapeptide repeat family. (162 aa)
thiDHydroxy-phosphomethylpyrimidine kinase (HMP-P kinase); Catalyzes the phosphorylation of hydroxymethylpyrimidine phosphate (HMP-P) to HMP-PP, and of HMP to HMP-P. Belongs to the ThiD family. (266 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)
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)
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)
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)
cysZRequired for sulfate transport; Possibly involved in sulfate transport. (253 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)
gshBSimilar to E. coli glutathione synthetase (AAC75984.1); Blastp hit to AAC75984.1 (316 aa), 90% identity in aa 1 - 313. (315 aa)
metKMethionine adenosyltransferase 1; Catalyzes the formation of S-adenosylmethionine (AdoMet) from methionine and ATP. The overall synthetic reaction is composed of two sequential steps, AdoMet formation and the subsequent tripolyphosphate hydrolysis which occurs prior to release of AdoMet from the enzyme. (384 aa)
cysJSulfite reductase, beta (flavoprotein) subunit; Component of the sulfite reductase complex that catalyzes the 6-electron reduction of sulfite to sulfide. This is one of several activities required for the biosynthesis of L-cysteine from sulfate. The flavoprotein component catalyzes the electron flow from NADPH -> FAD -> FMN to the hemoprotein component; Belongs to the NADPH-dependent sulphite reductase flavoprotein subunit CysJ family. In the C-terminal section; belongs to the flavoprotein pyridine nucleotide cytochrome reductase family. (599 aa)
cysINADPH dependent sulfite reductase, alpha subunit; Component of the sulfite reductase complex that catalyzes the 6-electron reduction of sulfite to sulfide. This is one of several activities required for the biosynthesis of L-cysteine from sulfate; Belongs to the nitrite and sulfite reductase 4Fe-4S domain family. (570 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)
cysNATP-sulfurylase, subunit 1; May be the GTPase, regulating ATP sulfurylase activity. Belongs to the TRAFAC class translation factor GTPase superfamily. Classic translation factor GTPase family. CysN/NodQ subfamily. (479 aa)
cysMCysteine synthase B; Two cysteine synthase enzymes are found. Both catalyze the same reaction. Cysteine synthase B can also use thiosulfate in place of sulfide to give cysteine thiosulfonate as a product. (303 aa)
cysCAdenosine 5'-phosphosulfate kinase; Catalyzes the synthesis of activated sulfate. (201 aa)
gshAGlutamate--cysteine ligase. (SW:GSH1_SALTY); Belongs to the glutamate--cysteine ligase type 1 family. Type 1 subfamily. (518 aa)
cysH3'-phosphoadenosine 5'-phosphosulfate reductase; Reduction of activated sulfate into sulfite; Belongs to the PAPS reductase family. CysH subfamily. (244 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)
metHB12-dependent homocysteine-N5-methyltetrahydrofolate transmethylase; Catalyzes the transfer of a methyl group from methyl- cobalamin to homocysteine, yielding enzyme-bound cob(I)alamin and methionine. Subsequently, remethylates the cofactor using methyltetrahydrofolate (By similarity). (1256 aa)
metAHomoserine transsuccinylase; Transfers a succinyl group from succinyl-CoA to L-homoserine, forming succinyl-L-homoserine. (309 aa)
thiC5'-phosphoryl-5-aminoimidazole; Catalyzes the synthesis of the hydroxymethylpyrimidine phosphate (HMP-P) moiety of thiamine from aminoimidazole ribotide (AIR) in a radical S-adenosyl-L-methionine (SAM)-dependent reaction. (631 aa)
thiEThiamin phosphate synthase; Condenses 4-methyl-5-(beta-hydroxyethyl)thiazole monophosphate (THZ-P) and 2-methyl-4-amino-5-hydroxymethyl pyrimidine pyrophosphate (HMP-PP) to form thiamine monophosphate (TMP). Belongs to the thiamine-phosphate synthase family. (211 aa)
thiGThiamin biosynthesis protein, thiazole moiety; Catalyzes the rearrangement of 1-deoxy-D-xylulose 5-phosphate (DXP) to produce the thiazole phosphate moiety of thiamine. Sulfur is provided by the thiocarboxylate moiety of the carrier protein ThiS. In vitro, sulfur can be provided by H(2)S. (256 aa)
thiHThiamin biosynthesis protein, thiazole moiety; Catalyzes the radical-mediated cleavage of tyrosine to 2- iminoacetate and 4-cresol; Belongs to the radical SAM superfamily. ThiH family. (377 aa)
metF5,10-methylenetetrahydrofolate reductase. (SW:METF_SALTY); Belongs to the methylenetetrahydrofolate reductase family. (296 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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