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| | SSIL_3682 | Succinate dehydrogenase/fumarate reductase, flavoprotein subunit; Belongs to the FAD-dependent oxidoreductase 2 family. FRD/SDH subfamily. (459 aa) |
| | coaX | Putative transcriptional regulator; Catalyzes the phosphorylation of pantothenate (Pan), the first step in CoA biosynthesis. (255 aa) |
| | SSIL_0015 | Hypoxanthine-guanine phosphoribosyltransferase; Belongs to the purine/pyrimidine phosphoribosyltransferase family. (180 aa) |
| | prs | Phosphoribosylpyrophosphate synthetase; Involved in the biosynthesis of the central metabolite phospho-alpha-D-ribosyl-1-pyrophosphate (PRPP) via the transfer of pyrophosphoryl group from ATP to 1-hydroxyl of ribose-5-phosphate (Rib- 5-P); Belongs to the ribose-phosphate pyrophosphokinase family. Class I subfamily. (319 aa) |
| | tmk | Thymidylate kinase; Phosphorylation of dTMP to form dTDP in both de novo and salvage pathways of dTTP synthesis; Belongs to the thymidylate kinase family. (209 aa) |
| | SSIL_0064 | FAD synthase. (270 aa) |
| | SSIL_0077 | Deoxynucleoside kinase. (222 aa) |
| | SSIL_0078 | Deoxynucleoside kinase. (212 aa) |
| | guaB | IMP dehydrogenase/GMP reductase; 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) |
| | purA | Adenylosuccinate synthase; 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. (428 aa) |
| | adk | Adenylate kinase; Catalyzes the reversible transfer of the terminal phosphate group between ATP and AMP. Plays an important role in cellular energy homeostasis and in adenine nucleotide metabolism; Belongs to the adenylate kinase family. (217 aa) |
| | dacA | Uncharacterized conserved protein; Catalyzes the condensation of 2 ATP molecules into cyclic di- AMP (c-di-AMP), a second messenger used to regulate differing processes in different bacteria. (278 aa) |
| | SSIL_0455 | Nicotinic acid phosphoribosyltransferase; Catalyzes the first step in the biosynthesis of NAD from nicotinic acid, the ATP-dependent synthesis of beta-nicotinate D- ribonucleotide from nicotinate and 5-phospho-D-ribose 1-phosphate. Belongs to the NAPRTase family. (489 aa) |
| | nadE | NAD synthase; Catalyzes the ATP-dependent amidation of deamido-NAD to form NAD. Uses ammonia as a nitrogen source; Belongs to the NAD synthetase family. (276 aa) |
| | guaA | GMP synthase, PP-ATPase domain/subunit; Catalyzes the synthesis of GMP from XMP. (544 aa) |
| | purE | Phosphoribosylcarboxyaminoimidazole mutase; Catalyzes the conversion of N5-carboxyaminoimidazole ribonucleotide (N5-CAIR) to 4-carboxy-5-aminoimidazole ribonucleotide (CAIR). (162 aa) |
| | purK | Phosphoribosylaminoimidazole carboxylase; Catalyzes the ATP-dependent conversion of 5-aminoimidazole ribonucleotide (AIR) and HCO(3)(-) to N5-carboxyaminoimidazole ribonucleotide (N5-CAIR). (374 aa) |
| | SSIL_0476 | Adenylosuccinate lyase; Belongs to the lyase 1 family. Adenylosuccinate lyase subfamily. (433 aa) |
| | purC | Phosphoribosylaminoimidazolesuccinocarboxamide synthase; Belongs to the SAICAR synthetase family. (236 aa) |
| | yexA | Phosphoribosylformylglycinamidine synthase, PurS 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 PurL and is thoug [...] (81 aa) |
| | purQ | Phosphoribosylformylglycinamidine synthase, glutamine amidotransferase domain; 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 an [...] (227 aa) |
| | purL | Phosphoribosylformylglycinamidine synthase, synthetase domain; 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 PurL and is th [...] (743 aa) |
| | purF | Glutamine phosphoribosylpyrophosphate amidotransferase; Catalyzes the formation of phosphoribosylamine from phosphoribosylpyrophosphate (PRPP) and glutamine. (472 aa) |
| | purM | Phosphoribosylaminoimidazole synthetase. (351 aa) |
| | purN | Folate-dependent phosphoribosylglycinamide formyltransferase PurN; 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. (190 aa) |
| | purH | AICAR transformylase/IMP cyclohydrolase PurH. (511 aa) |
| | purD | Phosphoribosylamine-glycine ligase; Belongs to the GARS family. (416 aa) |
| | SSIL_0567 | Predicted dinucleotide-utilizing enzyme. (258 aa) |
| | SSIL_0888 | NTP pyrophosphohydrolase including oxidative damage repair enzyme. (144 aa) |
| | accD | acetyl-CoA 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. (290 aa) |
| | accA | acetyl-CoA carboxylase 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. (318 aa) |
| | SSIL_1196 | Hypothetical protein. (388 aa) |
| | coaE | dephospho-CoA kinase; Catalyzes the phosphorylation of the 3'-hydroxyl group of dephosphocoenzyme A to form coenzyme A; Belongs to the CoaE family. (198 aa) |
| | apt | Adenine/guanine phosphoribosyltransferase; Catalyzes a salvage reaction resulting in the formation of AMP, that is energically less costly than de novo synthesis. (170 aa) |
| | SSIL_1495 | Guanosine polyphosphate pyrophosphohydrolase/synthetase; In eubacteria ppGpp (guanosine 3'-diphosphate 5-' diphosphate) is a mediator of the stringent response that coordinates a variety of cellular activities in response to changes in nutritional abundance. (731 aa) |
| | udk | Uridine kinase. (211 aa) |
| | nadD | Nicotinic acid mononucleotide adenylyltransferase; Catalyzes the reversible adenylation of nicotinate mononucleotide (NaMN) to nicotinic acid adenine dinucleotide (NaAD). (197 aa) |
| | SSIL_1525 | Predicted HD superfamily hydrolase. (186 aa) |
| | kynU | Kynureninase; Catalyzes the cleavage of L-kynurenine (L-Kyn) and L-3- hydroxykynurenine (L-3OHKyn) into anthranilic acid (AA) and 3- hydroxyanthranilic acid (3-OHAA), respectively. (419 aa) |
| | SSIL_1684 | Biotin 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. (454 aa) |
| | folD | 5,10-methylene-tetrahydrofolate dehydrogenase/Methenyl tetrahydrofolate cyclohydrolase; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. (287 aa) |
| | SSIL_1745 | Uncharacterized conserved protein. (179 aa) |
| | SSIL_1822 | NTP pyrophosphohydrolase including oxidative damage repair enzyme. (148 aa) |
| | SSIL_3687 | FAD synthase. (261 aa) |
| | SSIL_1924 | Adenylate kinase. (170 aa) |
| | thyA | Thymidylate synthase; Catalyzes the reductive methylation of 2'-deoxyuridine-5'- monophosphate (dUMP) to 2'-deoxythymidine-5'-monophosphate (dTMP) while utilizing 5,10-methylenetetrahydrofolate (mTHF) as the methyl donor and reductant in the reaction, yielding dihydrofolate (DHF) as a by- product. This enzymatic reaction provides an intracellular de novo source of dTMP, an essential precursor for DNA biosynthesis. (325 aa) |
| | SSIL_2162 | Uridine kinase. (204 aa) |
| | SSIL_2345 | Hypothetical protein. (189 aa) |
| | dut | dUTPase; This enzyme is involved in nucleotide metabolism: it produces dUMP, the immediate precursor of thymidine nucleotides and it decreases the intracellular concentration of dUTP so that uracil cannot be incorporated into DNA; Belongs to the dUTPase family. (147 aa) |
| | SSIL_2470 | Ribonucleotide reductase, beta subunit; Provides the precursors necessary for DNA synthesis. Catalyzes the biosynthesis of deoxyribonucleotides from the corresponding ribonucleotides; Belongs to the ribonucleoside diphosphate reductase small chain family. (320 aa) |
| | SSIL_2604 | Phosphopantothenoylcysteine synthetase/decarboxylase. (220 aa) |
| | SSIL_2612 | Pantothenate kinase, acetyl-CoA regulated. (278 aa) |
| | SSIL_2624 | Ribonucleotide reductase, beta subunit. (294 aa) |
| | SSIL_2643 | Phosphoribosylaminoimidazolesuccinocarboxamide synthase. (228 aa) |
| | ndk | Nucleoside diphosphate kinase; Major role in the synthesis of nucleoside triphosphates other than ATP. The ATP gamma phosphate is transferred to the NDP beta phosphate via a ping-pong mechanism, using a phosphorylated active-site intermediate; Belongs to the NDK family. (139 aa) |
| | cmk | Cytidylate kinase. (224 aa) |
| | SSIL_2813 | Uncharacterized conserved protein. (165 aa) |
| | SSIL_2830 | Hypothetical protein. (224 aa) |
| | cinA | Predicted nucleotide-utilizing enzyme; Belongs to the CinA family. (419 aa) |
| | ribC | FAD synthase; Belongs to the ribF family. (316 aa) |
| | pyrH | Uridylate kinase; Catalyzes the reversible phosphorylation of UMP to UDP. (241 aa) |
| | fliI | Flagellar biosynthesis/type III secretory pathway ATPase. (441 aa) |
| | coaBC | Phosphopantothenoylcysteine synthetase/decarboxylase. (187 aa) |
| | gmk | Guanylate kinase; Essential for recycling GMP and indirectly, cGMP. (205 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). (210 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. (235 aa) |
| | pyrD | Dihydroorotate dehydrogenase; Catalyzes the conversion of dihydroorotate to orotate. (303 aa) |
| | pyrK | 2-polyprenylphenol hydroxylase; Responsible for channeling the electrons from the oxidation of dihydroorotate from the FMN redox center in the PyrD type B subunit to the ultimate electron acceptor NAD(+). (257 aa) |
| | carB | Carbamoylphosphate synthase large subunit; Belongs to the CarB family. (1065 aa) |
| | carA | Carbamoylphosphate synthase small subunit; Belongs to the CarA family. (366 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. (424 aa) |
| | pyrB | Aspartate carbamoyltransferase, catalytic chain; Belongs to the aspartate/ornithine carbamoyltransferase superfamily. ATCase family. (305 aa) |
| | coaD | Phosphopantetheine adenylyltransferase; Reversibly transfers an adenylyl group from ATP to 4'- phosphopantetheine, yielding dephospho-CoA (dPCoA) and pyrophosphate. Belongs to the bacterial CoaD family. (161 aa) |
| | ppnK | Predicted sugar kinase; Involved in the regulation of the intracellular balance of NAD and NADP, and is a key enzyme in the biosynthesis of NADP. Catalyzes specifically the phosphorylation on 2'-hydroxyl of the adenosine moiety of NAD to yield NADP. (264 aa) |
| | SSIL_3226 | Uncharacterized protein. (225 aa) |
| | atpC | F0F1-type ATP synthase, epsilon subunit; Produces ATP from ADP in the presence of a proton gradient across the membrane. (135 aa) |
| | atpD | F0F1-type ATP synthase, 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. (471 aa) |
| | atpG | F0F1-type ATP synthase, gamma subunit; Produces ATP from ADP in the presence of a proton gradient across the membrane. The gamma chain is believed to be important in regulating ATPase activity and the flow of protons through the CF(0) complex. (285 aa) |
| | atpA | F0F1-type ATP synthase, 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. (502 aa) |
| | atpH | F0F1-type ATP synthase, delta subunit; F(1)F(0) ATP synthase produces ATP from ADP in the presence of a proton or sodium gradient. F-type ATPases consist of two structural domains, F(1) containing the extramembraneous catalytic core and F(0) containing the membrane proton channel, linked together by a central stalk and a peripheral stalk. During catalysis, ATP synthesis in the catalytic domain of F(1) is coupled via a rotary mechanism of the central stalk subunits to proton translocation; Belongs to the ATPase delta chain family. (178 aa) |
| | atpF | F0F1-type ATP synthase, subunit b; Component of the F(0) channel, it forms part of the peripheral stalk, linking F(1) to F(0); Belongs to the ATPase B chain family. (173 aa) |
| | atpE | F0F1-type ATP synthase, subunit c/Archaeal/vacuolar-type H+-ATPase, subunit K; F(1)F(0) ATP synthase produces ATP from ADP in the presence of a proton or sodium gradient. F-type ATPases consist of two structural domains, F(1) containing the extramembraneous catalytic core and F(0) containing the membrane proton channel, linked together by a central stalk and a peripheral stalk. During catalysis, ATP synthesis in the catalytic domain of F(1) is coupled via a rotary mechanism of the central stalk subunits to proton translocation. (74 aa) |
| | atpB | F0F1-type ATP synthase, subunit a; Key component of the proton channel; it plays a direct role in the translocation of protons across the membrane. (241 aa) |
| | upp | Uracil phosphoribosyltransferase; Catalyzes the conversion of uracil and 5-phospho-alpha-D- ribose 1-diphosphate (PRPP) to UMP and diphosphate. (209 aa) |
| | tdk | Thymidine kinase. (190 aa) |
| | pyrG | CTP synthase; Catalyzes the ATP-dependent amination of UTP to CTP with either L-glutamine or ammonia as the source of nitrogen. Regulates intracellular CTP levels through interactions with the four ribonucleotide triphosphates. (534 aa) |
| | SSIL_3614 | Hypothetical protein. (562 aa) |
| | xpt | Adenine/guanine phosphoribosyltransferase; Converts the preformed base xanthine, a product of nucleic acid breakdown, to xanthosine 5'-monophosphate (XMP), so it can be reused for RNA or DNA synthesis. (190 aa) |
