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| | glyA | Serine hydroxymethyltransferase; Catalyzes the reversible interconversion of serine and glycine with tetrahydrofolate (THF) serving as the one-carbon carrier. This reaction serves as the major source of one-carbon groups required for the biosynthesis of purines, thymidylate, methionine, and other important biomolecules. Also exhibits THF-independent aldolase activity toward beta-hydroxyamino acids, producing glycine and aldehydes, via a retro-aldol mechanism. (425 aa) |
| | pyrE | Orotate phosphoribosyltransferase; Catalyzes the transfer of a ribosyl phosphate group from 5- phosphoribose 1-diphosphate to orotate, leading to the formation of orotidine monophosphate (OMP). (191 aa) |
| | NIDE0243 | Putative Haloacid dehalogenase superfamily hydrolase, subfamily IB, PSPase-like; Function proposed based on presence of conserved amino acid motif, structural feature or limited homology; putative enzyme. (231 aa) |
| | argB | Acetylglutamate kinase; Catalyzes the ATP-dependent phosphorylation of N-acetyl-L- glutamate; Belongs to the acetylglutamate kinase family. ArgB subfamily. (298 aa) |
| | gcvP | Glycine dehydrogenase, glycine cleavage system P protein; The glycine cleavage system catalyzes the degradation of glycine. The P protein binds the alpha-amino group of glycine through its pyridoxal phosphate cofactor; CO(2) is released and the remaining methylamine moiety is then transferred to the lipoamide cofactor of the H protein; Belongs to the GcvP family. (961 aa) |
| | gcvT | Aminomethyltransferase, glycine cleavage system T protein; The glycine cleavage system catalyzes the degradation of glycine. (369 aa) |
| | trpD | Anthranilate phosphoribosyltransferase; Function of strongly homologous gene; enzyme. (355 aa) |
| | pheA | P-protein, bifunctional chorismate mutase/prephenate dehydratase; Function of homologous gene experimentally demonstrated in an other organism; enzyme. (358 aa) |
| | hisC | Histidinol-phosphate aminotransferase; Function of strongly homologous gene; enzyme; Belongs to the class-II pyridoxal-phosphate-dependent aminotransferase family. Histidinol-phosphate aminotransferase subfamily. (361 aa) |
| | aroF | 3-deoxy-7-phosphoheptulonate synthase; Function of strongly homologous gene; enzyme. (337 aa) |
| | tyrA | Prephenate dehydrogenase; Function of strongly homologous gene; enzyme. (298 aa) |
| | aroA | 3-phosphoshikimate-1-carboxyvinyltransferase; Catalyzes the transfer of the enolpyruvyl moiety of phosphoenolpyruvate (PEP) to the 5-hydroxyl of shikimate-3-phosphate (S3P) to produce enolpyruvyl shikimate-3-phosphate and inorganic phosphate. (442 aa) |
| | cmk | Cytidylate kinase; Function of homologous gene experimentally demonstrated in an other organism; enzyme. (232 aa) |
| | NIDE0425 | Putative Acyltransferase; Function proposed based on presence of conserved amino acid motif, structural feature or limited homology; putative enzyme. (231 aa) |
| | aroE | Shikimate 5-dehydrogenase; Involved in the biosynthesis of the chorismate, which leads to the biosynthesis of aromatic amino acids. Catalyzes the reversible NADPH linked reduction of 3-dehydroshikimate (DHSA) to yield shikimate (SA). (284 aa) |
| | aroK | Shikimate kinase; Catalyzes the specific phosphorylation of the 3-hydroxyl group of shikimic acid using ATP as a cosubstrate; Belongs to the shikimate kinase family. (176 aa) |
| | NIDE0482 | Membrane protein of unknown function; No homology to any previously reported sequences. (214 aa) |
| | argD | Acetylornithine aminotransferase; Function of homologous gene experimentally demonstrated in an other organism; enzyme; Belongs to the class-III pyridoxal-phosphate-dependent aminotransferase family. ArgD subfamily. (402 aa) |
| | argF | Ornithine carbamoyltransferase; Reversibly catalyzes the transfer of the carbamoyl group from carbamoyl phosphate (CP) to the N(epsilon) atom of ornithine (ORN) to produce L-citrulline. (326 aa) |
| | argG | Argininosuccinate synthase; Function of homologous gene experimentally demonstrated in an other organism; enzyme; Belongs to the argininosuccinate synthase family. Type 1 subfamily. (405 aa) |
| | argH | Argininosuccinate lyase; Function of homologous gene experimentally demonstrated in an other organism; enzyme. (484 aa) |
| | NIDE0487 | Protein of unknown function; No homology to any previously reported sequences. (100 aa) |
| | lysA | Diaminopimelate decarboxylase; Specifically catalyzes the decarboxylation of meso- diaminopimelate (meso-DAP) to L-lysine. (420 aa) |
| | dapA | Dihydrodipicolinate synthase; Catalyzes the condensation of (S)-aspartate-beta-semialdehyde [(S)-ASA] and pyruvate to 4-hydroxy-tetrahydrodipicolinate (HTPA). (290 aa) |
| | dapB | Dihydrodipicolinate reductase; Catalyzes the conversion of 4-hydroxy-tetrahydrodipicolinate (HTPA) to tetrahydrodipicolinate; Belongs to the DapB family. (267 aa) |
| | dapF | Diaminopimelate epimerase; Catalyzes the stereoinversion of LL-2,6-diaminoheptanedioate (L,L-DAP) to meso-diaminoheptanedioate (meso-DAP), a precursor of L- lysine and an essential component of the bacterial peptidoglycan. (289 aa) |
| | NIDE0722 | Putative FMN reductase; Function proposed based on presence of conserved amino acid motif, structural feature or limited homology; putative enzyme. (235 aa) |
| | folD | Bifunctional 5,10 methylene-tetrahydrofolate dehydrogenase/cyclohydrolase; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. (286 aa) |
| | metF | 5,10-methylenetetrahydrofolate reductase; Function of homologous gene experimentally demonstrated in an other organism; enzyme; Belongs to the methylenetetrahydrofolate reductase family. (296 aa) |
| | ahcY | Adenosylhomocysteinase; May play a key role in the regulation of the intracellular concentration of adenosylhomocysteine. (418 aa) |
| | metK | Methionine adenosyltransferase; 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. (382 aa) |
| | NIDE0862 | Putative Adenosylhomocysteine nucleosidase; Function proposed based on presence of conserved amino acid motif, structural feature or limited homology; putative enzyme. (267 aa) |
| | hisG | ATP-phosphoribosyltransferase; Catalyzes the condensation of ATP and 5-phosphoribose 1- diphosphate to form N'-(5'-phosphoribosyl)-ATP (PR-ATP). Has a crucial role in the pathway because the rate of histidine biosynthesis seems to be controlled primarily by regulation of HisG enzymatic activity. Belongs to the ATP phosphoribosyltransferase family. Short subfamily. (233 aa) |
| | hisD | Histidinol dehydrogenase; Catalyzes the sequential NAD-dependent oxidations of L- histidinol to L-histidinaldehyde and then to L-histidine. (427 aa) |
| | hisB | Imidazoleglycerol-phosphate dehydratase; Function of homologous gene experimentally demonstrated in an other organism; enzyme. (201 aa) |
| | hisH | Imidazole glycerol phosphate synthase, glutamine amidotransferase subunit; IGPS catalyzes the conversion of PRFAR and glutamine to IGP, AICAR and glutamate. The HisH subunit catalyzes the hydrolysis of glutamine to glutamate and ammonia as part of the synthesis of IGP and AICAR. The resulting ammonia molecule is channeled to the active site of HisF. (202 aa) |
| | NIDE0984 | Homologs of previously reported genes of unknown function. (246 aa) |
| | hisA | Phosphoribosylformimino-5-aminoimidazole carboxamide ribotide isomerase; Function of homologous gene experimentally demonstrated in an other organism; enzyme. (241 aa) |
| | hisF | Imidazole glycerol phosphate synthase, cyclase subunit; IGPS catalyzes the conversion of PRFAR and glutamine to IGP, AICAR and glutamate. The HisF subunit catalyzes the cyclization activity that produces IGP and AICAR from PRFAR using the ammonia provided by the HisH subunit. (256 aa) |
| | hisI | Fused Phosphoribosyl-AMP cyclohydrolase and Phosphoribosyl-ATP diphosphatase; Function of homologous gene experimentally demonstrated in an other organism; enzyme; In the N-terminal section; belongs to the PRA-CH family. (220 aa) |
| | asd | Aspartate-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. (339 aa) |
| | NIDE1059 | Putative Aminomethyltransferase; Function proposed based on presence of conserved amino acid motif, structural feature or limited homology; putative enzyme; Belongs to the GcvT family. (363 aa) |
| | pyrD | Dihydroorotate dehydrogenase; Catalyzes the conversion of dihydroorotate to orotate. (308 aa) |
| | NIDE1160 | Aminotransferase, class V; Function of strongly homologous gene; enzyme. (382 aa) |
| | purM | Phosphoribosylformylglycinamidine cyclo-ligase; Function of homologous gene experimentally demonstrated in an other organism; enzyme. (345 aa) |
| | purN | Phosphoribosylglycinamide formyltransferase; Catalyzes the transfer of a formyl group from 10- formyltetrahydrofolate to 5-phospho-ribosyl-glycinamide (GAR), producing 5-phospho-ribosyl-N-formylglycinamide (FGAR) and tetrahydrofolate. (216 aa) |
| | apt | Adenine phosphoribosyltransferase; Catalyzes a salvage reaction resulting in the formation of AMP, that is energically less costly than de novo synthesis. (171 aa) |
| | aroB | 3-dehydroquinate synthase; Catalyzes the conversion of 3-deoxy-D-arabino-heptulosonate 7-phosphate (DAHP) to dehydroquinate (DHQ). (385 aa) |
| | purB | Adenylosuccinate lyase; Function of homologous gene experimentally demonstrated in an other organism; enzyme; Belongs to the lyase 1 family. Adenylosuccinate lyase subfamily. (444 aa) |
| | purC | Phosphoribosylaminoimidazole-succinocarboxamide synthase; Function of homologous gene experimentally demonstrated in an other organism; enzyme; Belongs to the SAICAR synthetase family. (237 aa) |
| | purS | Phosphoribosylformylglycinamidine synthase, PurS subunit (FGAM component); Part of the phosphoribosylformylglycinamidine synthase complex involved in the purines biosynthetic pathway. Catalyzes the ATP-dependent conversion of formylglycinamide ribonucleotide (FGAR) and glutamine to yield formylglycinamidine ribonucleotide (FGAM) and glutamate. The FGAM synthase complex is composed of three subunits. PurQ produces an ammonia molecule by converting glutamine to glutamate. PurL transfers the ammonia molecule to FGAR to form FGAM in an ATP- dependent manner. PurS interacts with PurQ and Pu [...] (79 aa) |
| | purQ | Phosphoribosylformylglycinamidine synthase, PurQ subunit (FGAM synthase I); Part of the phosphoribosylformylglycinamidine synthase complex involved in the purines biosynthetic pathway. Catalyzes the ATP-dependent conversion of formylglycinamide ribonucleotide (FGAR) and glutamine to yield formylglycinamidine ribonucleotide (FGAM) and glutamate. The FGAM synthase complex is composed of three subunits. PurQ produces an ammonia molecule by converting glutamine to glutamate. PurL transfers the ammonia molecule to FGAR to form FGAM in an ATP- dependent manner. PurS interacts with PurQ and P [...] (252 aa) |
| | purL | Phosphoribosylformylglycinamidine synthase, PurL subunit (FGAM synthase II); Part of the phosphoribosylformylglycinamidine synthase complex involved in the purines biosynthetic pathway. Catalyzes the ATP-dependent conversion of formylglycinamide ribonucleotide (FGAR) and glutamine to yield formylglycinamidine ribonucleotide (FGAM) and glutamate. The FGAM synthase complex is composed of three subunits. PurQ produces an ammonia molecule by converting glutamine to glutamate. PurL transfers the ammonia molecule to FGAR to form FGAM in an ATP- dependent manner. PurS interacts with PurQ and [...] (748 aa) |
| | purF | Amidophosphoribosyltransferase; Catalyzes the formation of phosphoribosylamine from phosphoribosylpyrophosphate (PRPP) and glutamine. (476 aa) |
| | guaB | Inosine-5'-monophosphate dehydrogenase; Catalyzes the conversion of inosine 5'-phosphate (IMP) to xanthosine 5'-phosphate (XMP), the first committed and rate-limiting step in the de novo synthesis of guanine nucleotides, and therefore plays an important role in the regulation of cell growth. Belongs to the IMPDH/GMPR family. (488 aa) |
| | guaA | GMP synthase (glutamine-hydrolyzing); Catalyzes the synthesis of GMP from XMP. (518 aa) |
| | aroC | Chorismate synthase; Catalyzes the anti-1,4-elimination of the C-3 phosphate and the C-6 proR hydrogen from 5-enolpyruvylshikimate-3-phosphate (EPSP) to yield chorismate, which is the branch point compound that serves as the starting substrate for the three terminal pathways of aromatic amino acid biosynthesis. This reaction introduces a second double bond into the aromatic ring system. (378 aa) |
| | NIDE1817 | Homologs of previously reported genes of unknown function. (79 aa) |
| | thrC1 | Threonine synthase; Catalyzes the gamma-elimination of phosphate from L- phosphohomoserine and the beta-addition of water to produce L- threonine. (413 aa) |
| | metH | Methionine synthase; 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. (1227 aa) |
| | rph | Ribonuclease PH; Phosphorolytic 3'-5' exoribonuclease that plays an important role in tRNA 3'-end maturation. Removes nucleotide residues following the 3'-CCA terminus of tRNAs; can also add nucleotides to the ends of RNA molecules by using nucleoside diphosphates as substrates, but this may not be physiologically important. Probably plays a role in initiation of 16S rRNA degradation (leading to ribosome degradation) during starvation. (247 aa) |
| | rdgB | Nucleoside-triphosphatase; Pyrophosphatase that catalyzes the hydrolysis of nucleoside triphosphates to their monophosphate derivatives, with a high preference for the non-canonical purine nucleotides XTP (xanthosine triphosphate), dITP (deoxyinosine triphosphate) and ITP. Seems to function as a house-cleaning enzyme that removes non-canonical purine nucleotides from the nucleotide pool, thus preventing their incorporation into DNA/RNA and avoiding chromosomal lesions. Belongs to the HAM1 NTPase family. (204 aa) |
| | trpE | Anthranilate synthase, component I; 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 concent [...] (498 aa) |
| | trpG | Anthranilate synthase, component II; Function of homologous gene experimentally demonstrated in an other organism; enzyme. (187 aa) |
| | trpD-2 | Anthranilate phosphoribosyltransferase; Catalyzes the transfer of the phosphoribosyl group of 5- phosphorylribose-1-pyrophosphate (PRPP) to anthranilate to yield N-(5'- phosphoribosyl)-anthranilate (PRA). (349 aa) |
| | trpC | Indole-3-glycerol phosphate synthase; Function of homologous gene experimentally demonstrated in an other organism; enzyme; Belongs to the TrpC family. (274 aa) |
| | NIDE2044 | Exported protein of unknown function; No homology to any previously reported sequences. (104 aa) |
| | trpF | N-(5'-phosphoribosyl)anthranilate isomerase; Function of homologous gene experimentally demonstrated in an other organism; enzyme; Belongs to the TrpF family. (210 aa) |
| | trpB | Tryptophan synthase, beta subunit; The beta subunit is responsible for the synthesis of L- tryptophan from indole and L-serine. (396 aa) |
| | trpA | Tryptophan synthase, alpha subunit; The alpha subunit is responsible for the aldol cleavage of indoleglycerol phosphate to indole and glyceraldehyde 3-phosphate. Belongs to the TrpA family. (266 aa) |
| | gmk | Guanylate kinase; Essential for recycling GMP and indirectly, cGMP. (219 aa) |
| | aroQ | 3-dehydroquinate dehydratase, type II; Catalyzes a trans-dehydration via an enolate intermediate. Belongs to the type-II 3-dehydroquinase family. (165 aa) |
| | NIDE2537 | Protein of unknown function; No homology to any previously reported sequences. (72 aa) |
| | pyrR | Bifunctional protein PyrR; Also displays a weak uracil phosphoribosyltransferase activity which is not physiologically significant. (194 aa) |
| | pyrB | Aspartate carbamoyltransferase; Function of homologous gene experimentally demonstrated in an other organism; enzyme; Belongs to the aspartate/ornithine carbamoyltransferase superfamily. ATCase family. (306 aa) |
| | pyrC | Dihydroorotase; Catalyzes the reversible cyclization of carbamoyl aspartate to dihydroorotate; Belongs to the metallo-dependent hydrolases superfamily. DHOase family. Class I DHOase subfamily. (430 aa) |
| | NIDE2541 | Homologs of previously reported genes of unknown function. (159 aa) |
| | carA | Carbamoyl-phosphate synthase, small subunit; Function of homologous gene experimentally demonstrated in an other organism; enzyme; Belongs to the CarA family. (394 aa) |
| | NIDE2543 | Putative Signal peptide peptidase SppA; Function proposed based on presence of conserved amino acid motif, structural feature or limited homology; putative enzyme. (358 aa) |
| | NIDE2544 | Putative Peptidase M48, Ste24p; Function proposed based on presence of conserved amino acid motif, structural feature or limited homology; putative enzyme. (329 aa) |
| | carB | Carbamoyl-phosphate synthase, large subunit; Function of homologous gene experimentally demonstrated in an other organism; enzyme; Belongs to the CarB family. (1089 aa) |
| | greA | Transcription elongation factor GreA; 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) |
| | NIDE2547 | Homologs of previously reported genes of unknown function. (263 aa) |
| | aspC | Aspartate aminotransferase; Function of homologous gene experimentally demonstrated in an other organism; enzyme. (397 aa) |
| | purD | Phosphoribosylamine-glycine ligase; Function of homologous gene experimentally demonstrated in an other organism; enzyme; Belongs to the GARS family. (425 aa) |
| | purH | Bifunctional purine biosynthesis protein PurH; Function of homologous gene experimentally demonstrated in an other organism; enzyme. (517 aa) |
| | gcvH | Glycine cleavage system, H protein; The glycine cleavage system catalyzes the degradation of glycine. The H protein shuttles the methylamine group of glycine from the P protein to the T protein. (128 aa) |
| | mtnA | 5-methylthioribose-1-phosphate isomerase; Catalyzes the interconversion of methylthioribose-1-phosphate (MTR-1-P) into methylthioribulose-1-phosphate (MTRu-1-P). (343 aa) |
| | argC | N-acetyl-gamma-glutamyl-phosphate reductase; Catalyzes the NADPH-dependent reduction of N-acetyl-5- glutamyl phosphate to yield N-acetyl-L-glutamate 5-semialdehyde. Belongs to the NAGSA dehydrogenase family. Type 1 subfamily. (357 aa) |
| | argJ | Arginine biosynthesis bifunctional protein ArgJ; Catalyzes two activities which are involved in the cyclic version of arginine biosynthesis: the synthesis of N-acetylglutamate from glutamate and acetyl-CoA as the acetyl donor, and of ornithine by transacetylation between N(2)-acetylornithine and glutamate. Belongs to the ArgJ family. (403 aa) |
| | aroF-2 | Phospho-2-dehydro-3-deoxyheptonate aldolase, Tyr-sensitive; Stereospecific condensation of phosphoenolpyruvate (PEP) and D-erythrose-4-phosphate (E4P) giving rise to 3-deoxy-D-arabino- heptulosonate-7-phosphate (DAHP). (352 aa) |
| | mtnP | Putative S-methyl-5'-thioadenosine phosphorylase; Catalyzes the reversible phosphorylation of S-methyl-5'- thioadenosine (MTA) to adenine and 5-methylthioribose-1-phosphate. Involved in the breakdown of MTA, a major by-product of polyamine biosynthesis. Responsible for the first step in the methionine salvage pathway after MTA has been generated from S-adenosylmethionine. Has broad substrate specificity with 6-aminopurine nucleosides as preferred substrates; Belongs to the PNP/MTAP phosphorylase family. MTAP subfamily. (299 aa) |
| | hisZ | ATP phosphoribosyltransferase, regulatory subunit; Required for the first step of histidine biosynthesis. May allow the feedback regulation of ATP phosphoribosyltransferase activity by histidine. (369 aa) |
| | purA | Adenylosuccinate synthetase; Plays an important role in the de novo pathway of purine nucleotide biosynthesis. Catalyzes the first committed step in the biosynthesis of AMP from IMP; Belongs to the adenylosuccinate synthetase family. (440 aa) |
| | fhs | Formate-tetrahydrofolate ligase; Function of homologous gene experimentally demonstrated in an other organism; enzyme; Belongs to the formate--tetrahydrofolate ligase family. (560 aa) |
| | pabB | Aminodeoxychorismate synthase, component I; Function of homologous gene experimentally demonstrated in an other organism; enzyme. (477 aa) |
| | NIDE3823 | Putative Diaminopimelate dehydrogenase; Function proposed based on presence of conserved amino acid motif, structural feature or limited homology; putative enzyme. (311 aa) |
| | purK | Phosphoribosylaminoimidazole carboxylase, ATPase subunit; Catalyzes the ATP-dependent conversion of 5-aminoimidazole ribonucleotide (AIR) and HCO(3)(-) to N5-carboxyaminoimidazole ribonucleotide (N5-CAIR). (388 aa) |
| | purE | Phosphoribosylaminoimidazole carboxylase, catalytic subunit; Catalyzes the conversion of N5-carboxyaminoimidazole ribonucleotide (N5-CAIR) to 4-carboxy-5-aminoimidazole ribonucleotide (CAIR). (184 aa) |
| | thrH | Homoserine kinase; Function of homologous gene experimentally demonstrated in an other organism; enzyme. (206 aa) |
| | surE | 5'-nucleotidase SurE; Nucleotidase that shows phosphatase activity on nucleoside 5'-monophosphates; Belongs to the SurE nucleotidase family. (271 aa) |
| | lysC | Aspartokinase; Function of homologous gene experimentally demonstrated in an other organism; enzyme; Belongs to the aspartokinase family. (411 aa) |
| | hom | Homoserine dehydrogenase; Function of homologous gene experimentally demonstrated in an other organism; enzyme. (437 aa) |
| | NIDE4164 | Putative Formimidoyltransferase-cyclodeaminase; Function proposed based on presence of conserved amino acid motif, structural feature or limited homology; putative enzyme. (518 aa) |
| | pyrF | Orotidine 5'-phosphate decarboxylase; Catalyzes the decarboxylation of orotidine 5'-monophosphate (OMP) to uridine 5'-monophosphate (UMP); Belongs to the OMP decarboxylase family. Type 1 subfamily. (239 aa) |
| | NIDE4241 | HAD-like hydrolase, putative purine nucleotidase; Function of strongly homologous gene; enzyme. (228 aa) |
