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atpH | ATP synthase (subunit delta, component F1); 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. (181 aa) | ||||
atpA | ATP synthase (subunit alpha, component F1); 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) | ||||
atpG | ATP synthase (subunit gamma, component F1); 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. (287 aa) | ||||
atpD | ATP synthase (subunit beta, component F1); 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. (473 aa) | ||||
atpC | ATP synthase (subunit epsilon, F1 subunit); Produces ATP from ADP in the presence of a proton gradient across the membrane. (132 aa) | ||||
pncB | Nicotinate phosphoribosyltransferase; Catalyzes the synthesis of beta-nicotinate D-ribonucleotide from nicotinate and 5-phospho-D-ribose 1-phosphate at the expense of ATP; Belongs to the NAPRTase family. (490 aa) | ||||
acsA | acetyl-CoA synthetase; Catalyzes the conversion of acetate into acetyl-CoA (AcCoA), an essential intermediate at the junction of anabolic and catabolic pathways. AcsA undergoes a two-step reaction. In the first half reaction, AcsA 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 (By similarity). Has a role in growth and sporulation on acetate. (572 aa) | ||||
ppnKB | Inorganic polyphosphate/ATP-NAD 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. (267 aa) | ||||
ackA | Acetate kinase; Catalyzes the formation of acetyl phosphate from acetate and ATP. Can also catalyze the reverse reaction. Appears to favor the formation of acetate. Involved in the secretion of excess carbohydrate. (395 aa) | ||||
rbfK | RNA-binding cryptic riboflavin kinase regulatory protein; May be directly involved in the regulation of the rib genes. C-terminal part of RibR specifically binds to RFN of the rib leader of the riboflavin biosynthetic operon. The RFN element is a sequence within the rib-leader mRNA reported to serve as a receptor for an FMN- dependent riboswitch. Possibly, RibR produces the comodulator FMN through its own N-terminal flavokinase activity. FMN-activated RibR may stabilize the anti-anti terminator structure of RFN mRNA, causing transcription termination of the rib genes in trans. (230 aa) | ||||
accD | acetyl-CoA carboxylase (carboxyltransferase 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. (290 aa) | ||||
accA | acetyl-CoA carboxylase (carboxyltransferase 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. Belongs to the AccA family. (325 aa) | ||||
coaE | Dephosphocoenzyme A kinase; Catalyzes the phosphorylation of the 3'-hydroxyl group of dephosphocoenzyme A to form coenzyme A; Belongs to the CoaE family. (197 aa) | ||||
nadB | L-aspartate oxidase; Catalyzes the oxidation of L-aspartate to iminoaspartate. (531 aa) | ||||
nadC | Nicotinate-nucleotide pyrophosphorylase; Involved in the catabolism of quinolinic acid (QA). (289 aa) | ||||
nadA | Quinolinate synthetase; Catalyzes the condensation of iminoaspartate with dihydroxyacetone phosphate to form quinolinate. (368 aa) | ||||
apt | Adenine phosphoribosyltransferase; Catalyzes a salvage reaction resulting in the formation of AMP, that is energically less costly than de novo synthesis. (170 aa) | ||||
rsh | GTP pyrophosphokinase (RelA/SpoT); 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. This enzyme catalyzes the formation of pppGpp which is then hydrolyzed to form ppGpp, it is probably the hydrolysis activity that is required for optimal growth (Probable); Belongs to the RelA/SpoT family. (734 aa) | ||||
udk | Uridine kinase; Evidence 2b: Function of strongly homologous gene; Product type e: enzyme. (211 aa) | ||||
nadD | Nicotinate-nucleotide adenylyltransferase; Catalyzes the reversible adenylation of nicotinate mononucleotide (NaMN) to nicotinic acid adenine dinucleotide (NaAD); Belongs to the NadD family. (189 aa) | ||||
accC | acetyl-CoA carboxylase subunit (biotin carboxylase 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. (450 aa) | ||||
folD | Methylenetetrahydrofolate dehydrogenase; Catalyzes the oxidation of 5,10-methylenetetrahydrofolate to 5,10-methenyltetrahydrofolate and then the hydrolysis of 5,10- methenyltetrahydrofolate to 10-formyltetrahydrofolate. (283 aa) | ||||
coaA | Pantothenate kinase; Evidence 1a: Function experimentally demonstrated in the studied strain; Product type pe: putative enzyme. (319 aa) | ||||
cmk | Cytidylate kinase; Evidence 1a: Function experimentally demonstrated in the studied strain; enzyme. (224 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. (149 aa) | ||||
xpt | Xanthine phosphoribosyltransferase; Converts the preformed base xanthine, a product of nucleic acid breakdown, to xanthosine 5'-monophosphate (XMP), so that it can be reused for RNA or DNA synthesis; Belongs to the purine/pyrimidine phosphoribosyltransferase family. Xpt subfamily. (194 aa) | ||||
thyB | Thymidylate synthase B; 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. (264 aa) | ||||
nrdEB | SPbeta phage ribonucleoside reductase alpha subunit; Provides the precursors necessary for DNA synthesis. Catalyzes the biosynthesis of deoxyribonucleotides from the corresponding ribonucleotides (By similarity); Belongs to the ribonucleoside diphosphate reductase large chain family. (1084 aa) | ||||
yosP | Ribonucleoside-diphosphate reductase 2, beta subunit; Provides the precursors necessary for DNA synthesis. Catalyzes the biosynthesis of deoxyribonucleotides from the corresponding ribonucleotides (By similarity); Belongs to the ribonucleoside diphosphate reductase small chain family. (329 aa) | ||||
yosS | SPbeta phage deoxyuridine 5'-triphosphate nucleotidohydrolase; 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. (142 aa) | ||||
yojJ | Putative enzyme with DAC domain; One of 3 paralogous diadenylate cyclases (DAC) in this bacteria, catalyzing the condensation of 2 ATP molecules into cyclic di-AMP (c-di-AMP) (Probable). Upon expression in E.coli leads to c-di- AMP synthesis. Overexpression of the hyperactive mutant (L44F) in the absence of c-di-AMP phosphodiesterase GdpP leads to growth defects in log phase (long curly cell filaments) that disappear upon sporulation; spore formation is normal, showing sporulation is insensitive to the excess c-di-AMP. In B.subtilis c-di-AMP is a second messenger that mediates growth, [...] (207 aa) | ||||
yngHA | Biotin carboxylase/methylcrotonoyl-CoA carboxylase 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. (444 aa) | ||||
thyA | Hypothetical protein; 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. (279 aa) | ||||
yncF | Deoxyuridine 5'-triphosphate pyrophosphatase; 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. (144 aa) | ||||
nrdF | Ribonucleoside-diphosphate reductase (minor subunit); Provides the precursors necessary for DNA synthesis. Catalyzes the biosynthesis of deoxyribonucleotides from the corresponding ribonucleotides (By similarity). (329 aa) | ||||
nrdE | Ribonucleoside-diphosphate reductase (major subunit); Provides the precursors necessary for DNA synthesis. Catalyzes the biosynthesis of deoxyribonucleotides from the corresponding ribonucleotides (By similarity). (700 aa) | ||||
ribC | Bifunctional riboflavin kinase FAD synthase; Catalyzes the phosphorylation of riboflavin to FMN followed by the adenylation of FMN to FAD. (316 aa) | ||||
pyrH | Uridylate kinase; Catalyzes the reversible phosphorylation of UMP to UDP, with ATP or dATP as the most efficient phosphate donors. Is also able to phosphorylate 5-fluoro-UMP and 6-aza-UMP. (240 aa) | ||||
fliI | Flagellar-specific ATPase; Probable catalytic subunit of a protein translocase for flagellum-specific export, or a proton translocase involved in local circuits at the flagellum. (438 aa) | ||||
coaBC | Coenzyme A biosynthesis bifunctional protein CoaBC; Catalyzes two sequential steps in the biosynthesis of coenzyme A. In the first step cysteine is conjugated to 4'- phosphopantothenate to form 4-phosphopantothenoylcysteine. In the second step the latter compound is decarboxylated to form 4'- phosphopantotheine; In the C-terminal section; belongs to the PPC synthetase family. (406 aa) | ||||
gmk | Guanylate kinase; Essential for recycling GMP and indirectly, cGMP. (204 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). (216 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) | ||||
pyrD | Dihydroorotate dehydrogenase (catalytic subunit); Catalyzes the conversion of dihydroorotate to orotate with NAD(+) as electron acceptor. (311 aa) | ||||
purB | Adenylosuccinate lyase; Influences the affinity of glutamyl--tRNA ligase for its substrates and increases its thermostability; Belongs to the lyase 1 family. Adenylosuccinate lyase subfamily. (431 aa) | ||||
purC | Phosphoribosylaminoimidazole succinocarboxamide synthetase; Evidence 2a: Function of homologous gene experimentally demonstrated in an other organism; Product type e: enzyme; Belongs to the SAICAR synthetase family. (241 aa) | ||||
purS | Factor required for phosphoribosylformylglycinamidine synthetase activity; 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 [...] (84 aa) | ||||
purQ | Phosphoribosylformylglycinamidine synthetase 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 PurL and is thought to assist [...] (227 aa) | ||||
purL | Phosphoribosylformylglycinamidine synthetase 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 PurL and is thought to assis [...] (742 aa) | ||||
purF | Glutamine phosphoribosylpyrophosphate amidotransferase; Catalyzes the formation of phosphoribosylamine from phosphoribosylpyrophosphate (PRPP) and glutamine. (476 aa) | ||||
purM | Phosphoribosylaminoimidazole synthetase; Evidence 2a: Function of homologous gene experimentally demonstrated in an other organism; enzyme. (346 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. (195 aa) | ||||
pyrK | Dihydroorotate dehydrogenase (electron transfer subunit); Responsible for channeling the electrons from the oxidation of dihydroorotate from the FMN redox center in the PyrD subunit to the ultimate electron acceptor NAD(+); Belongs to the PyrK family. (256 aa) | ||||
purH | Fused phosphoribosylaminoimidazole carboxy formyl formyltransferase; Evidence 2a: Function of homologous gene experimentally demonstrated in an other organism; enzyme. (512 aa) | ||||
purD | Phosphoribosylglycinamide synthetase; Evidence 1a: Function experimentally demonstrated in the studied strain; Product type e: enzyme. (422 aa) | ||||
acoA | Acetoin dehydrogenase E1 component (TPP-dependent alpha subunit); Catalyzes the 2,6-dichlorophenolindophenol-dependent cleavage of acetoin into acetate and acetaldehyde. The alpha subunit is probably the catalytic subunit of the enzyme (By similarity). (333 aa) | ||||
acoC | Acetoin dehydrogenase E2 component (dihydrolipoamide acetyltransferase); Evidence 1a: Function experimentally demonstrated in the studied strain; Product type e: enzyme. (398 aa) | ||||
carA | Arginine-specific carbamoyl-phosphate synthetase (small subunit); Evidence 1a: Function experimentally demonstrated in the studied strain; Product type e: enzyme. (353 aa) | ||||
carB | Arginine-specific carbamoyl-phosphate synthetase (large subunit); Evidence 1a: Function experimentally demonstrated in the studied strain; Product type e: enzyme; Belongs to the CarB family. (1030 aa) | ||||
relP | (p)ppGpp synthetase; Functions as a (p)ppGpp synthase; GDP can be used instead of GTP, resulting in an increase of (p)ppGpp synthesis. The enzyme binds ATP, then GDP or GTP and catalysis is highly cooperative. 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. Probably has a minor role in the stringent response ; Belongs to the RelA/SpoT family. (211 aa) | ||||
ppnKA | Inorganic polyphosphate/ATP-NAD 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. It can use ATP and other nucleoside triphosphates (GTP, UTP) as well as inorganic polyphosphate (poly(P)) as a source of phosphorus. (266 aa) | ||||
purU | Formyltetrahydrofolate hydrolase; Catalyzes the hydrolysis of 10-formyltetrahydrofolate (formyl-FH4) to formate and tetrahydrofolate (FH4). (300 aa) | ||||
pdhA | Pyruvate dehydrogenase (E1 alpha subunit); The pyruvate dehydrogenase complex catalyzes the overall conversion of pyruvate to acetyl-CoA and CO(2). It contains multiple copies of three enzymatic components: pyruvate dehydrogenase (E1), dihydrolipoamide acetyltransferase (E2) and lipoamide dehydrogenase (E3). (371 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) | ||||
pyrB | Aspartate carbamoyltransferase; Evidence 1a: Function experimentally demonstrated in the studied strain; Product type e: enzyme. (304 aa) | ||||
pyrC | Dihydroorotase; Catalyzes the reversible cyclization of carbamoyl aspartate to dihydroorotate. (428 aa) | ||||
pyrAA | Pyrimidine-specific carbamoyl-phosphate synthetase (small subunit, glutaminase subunit); Evidence 2b: Function of strongly homologous gene; enzyme. (364 aa) | ||||
pyrAB | Pyrimidine-specific carbamoyl-phosphate synthetase (large subunit); Evidence 1a: Function experimentally demonstrated in the studied strain; Product type e: enzyme; Belongs to the CarB family. (1071 aa) | ||||
guaB | Inosine-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. (488 aa) | ||||
dck | Deoxyadenosine/deoxycytidine kinase; Plays an essential role in generating the deoxyribonucleotide precursors dATP AND dCTP for DNA metabolism. The phosphate acceptor specificity is strict toward deoxyadenosine (dAdo) and deoxycytidine (dCyd). The specificity toward the sugar moiety of the nucleoside is less strict. Both 2-deoxyribose, ribose, and arabinose nucleosides are phosphorylated, although the 2-deoxyribonucleosides are preferred. The phosphate donor specificity is dependent on the deoxyribonucleoside substrate, but GTP is efficient with both deoxycytidine and deoxyadenosine. O [...] (217 aa) | ||||
dgk | Deoxyguanosine kinase; Plays an essential role in generating the deoxyribonucleotide precursors dGTP for DNA metabolism. Highly specific toward deoxyguanosine (dGuo) and deoxyinosine (dIno). Only marginal activity is observed with guanosine. UTP is slightly more efficient as phosphate donor than CTP, ATP and GTP. (207 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. (212 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). (317 aa) | ||||
hprT | Hypoxanthine-guanine phosphoribosyltransferase; Evidence 2a: Function of homologous gene experimentally demonstrated in an other organism; Product type e: enzyme. (180 aa) | ||||
coaX | Pantothenate kinase; Catalyzes the phosphorylation of pantothenate (Pan), the first step in CoA biosynthesis. Cannot utilize a phosphoryl donor other than ATP; Belongs to the type III pantothenate kinase family. (258 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) | ||||
ybbP | Putative enzyme with DAC domain protein; One of 3 paralogous diadenylate cyclases (DAC) in this bacteria, catalyzing the condensation of 2 ATP molecules into cyclic di-AMP (c-di-AMP) (Probable). Upon expression in E.coli leads to c-di- AMP synthesis. Probably the main producer of c-di-AMP for the cell; is probably implicated in control of peptidogylcan synthesis. In B.subtilis c-di-AMP is a second messenger that mediates growth, DNA repair and cell wall homeostasis; it is toxic when present in excess. (273 aa) | ||||
purT | Phosphoribosylglycinamide formyltransferase 2; Catalyzes two reactions: the first one is the production of beta-formyl glycinamide ribonucleotide (GAR) from formate, ATP and beta GAR; the second, a side reaction, is the production of acetyl phosphate and ADP from acetate and ATP. (384 aa) | ||||
nadE | Ammonium-dependent NAD+ synthetase; Catalyzes the ATP-dependent amidation of deamido-NAD to form NAD. Uses ammonia as a nitrogen source. (272 aa) | ||||
guaA | GMP synthetase; Catalyzes the synthesis of GMP from XMP. (513 aa) | ||||
purE | N5-carboxyaminoimidazole ribonucleotide mutase; Catalyzes the conversion of N5-carboxyaminoimidazole ribonucleotide (N5-CAIR) to 4-carboxy-5-aminoimidazole ribonucleotide (CAIR). (162 aa) | ||||
purK | N5-carboxyaminoimidazole ribonucleotide synthase; Catalyzes the ATP-dependent conversion of 5-aminoimidazole ribonucleotide (AIR) and HCO(3)(-) to N5-carboxyaminoimidazole ribonucleotide (N5-CAIR); Belongs to the PurK/PurT family. (380 aa) | ||||
tdk | Thymidine kinase; Evidence 2a: Function of homologous gene experimentally demonstrated in an other organism; Product type e: enzyme. (195 aa) | ||||
pyrG | CTP synthetase; 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. (535 aa) | ||||
pta | Phosphotransacetylase; Evidence 1a: Function experimentally demonstrated in the studied strain; Product type e: enzyme. (323 aa) | ||||
relQ | (p)ppGpp synthetase; Functions as a (p)ppGpp synthase; GDP can be used instead of GTP, resulting in an increase of (p)ppGpp synthesis. Overexpression in relA mutants (triple relA-yjbM-ywaC deletions and single relA deletions) leads to growth arrest; GTP levels fall drastically, various guanine-related nucleotides are synthesized (ppGp or pGpp), the cellular transcriptional profile changes dramatically and 70S ribosome dimerization occurs. Overexpression in the presence of a wild-type relA gene does not have these effects. In eubacteria ppGpp (guanosine 3'-diphosphate 5-' diphosphate) i [...] (210 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. (430 aa) | ||||
upp | Uracil phosphoribosyltransferase; Catalyzes the conversion of uracil and 5-phospho-alpha-D- ribose 1-diphosphate (PRPP) to UMP and diphosphate. (209 aa) | ||||
atpB | ATP synthase (subunit a, component F0); Key component of the proton channel; it plays a direct role in the translocation of protons across the membrane. (244 aa) | ||||
atpE | ATP synthase (subunit c, component F0); 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. (70 aa) | ||||
atpF | ATP synthase (subunit b, component F0); 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. (170 aa) |