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| | spo0A | Stage 0 sporulation protein G; May play the central regulatory role in sporulation. It may be an element of the effector pathway responsible for the activation of sporulation genes in response to nutritional stress. Spo0A may act in concert with spo0H (a sigma factor) to control the expression of some genes that are critical to the sporulation process. (265 aa) |
| | nifS_3 | Cysteine desulfurase; Master enzyme that delivers sulfur to a number of partners involved in Fe-S cluster assembly, tRNA modification or cofactor biosynthesis. Catalyzes the removal of elemental sulfur atoms from cysteine to produce alanine. Functions as a sulfur delivery protein for Fe-S cluster synthesis onto IscU, an Fe-S scaffold assembly protein, as well as other S acceptor proteins; Belongs to the class-V pyridoxal-phosphate-dependent aminotransferase family. NifS/IscS subfamily. (394 aa) |
| | fabH | 3-oxoacyl-[acyl-carrier-protein] synthase 3; Catalyzes the condensation reaction of fatty acid synthesis by the addition to an acyl acceptor of two carbons from malonyl-ACP. Catalyzes the first condensation reaction which initiates fatty acid synthesis and may therefore play a role in governing the total rate of fatty acid production. Possesses both acetoacetyl-ACP synthase and acetyl transacylase activities. Its substrate specificity determines the biosynthesis of branched-chain and/or straight-chain of fatty acids; Belongs to the thiolase-like superfamily. FabH family. (321 aa) |
| | accD | Acetyl-coenzyme A carboxylase carboxyl transferase subunit beta; 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. (590 aa) |
| | fabZ | (3R)-hydroxymyristoyl-[acyl-carrier-protein] dehydratase; Involved in unsaturated fatty acids biosynthesis. Catalyzes the dehydration of short chain beta-hydroxyacyl-ACPs and long chain saturated and unsaturated beta-hydroxyacyl-ACPs. (142 aa) |
| | acpP_2 | Acyl carrier protein; Carrier of the growing fatty acid chain in fatty acid biosynthesis. (77 aa) |
| | hisH1 | Imidazole glycerol phosphate synthase subunit HisH 1; 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. (201 aa) |
| | hisF | Imidazole glycerol phosphate synthase subunit HisF; 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. (253 aa) |
| | ung | Uracil-DNA glycosylase; Excises uracil residues from the DNA which can arise as a result of misincorporation of dUMP residues by DNA polymerase or due to deamination of cytosine. (225 aa) |
| | mnmA | tRNA-specific 2-thiouridylase mnmA; Catalyzes the 2-thiolation of uridine at the wobble position (U34) of tRNA, leading to the formation of s(2)U34. (358 aa) |
| | ptsI | Phosphoenolpyruvate-protein phosphotransferase; General (non sugar-specific) component of the phosphoenolpyruvate-dependent sugar phosphotransferase system (sugar PTS). This major carbohydrate active-transport system catalyzes the phosphorylation of incoming sugar substrates concomitantly with their translocation across the cell membrane. Enzyme I transfers the phosphoryl group from phosphoenolpyruvate (PEP) to the phosphoryl carrier protein (HPr). (539 aa) |
| | dapF_2 | 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. (283 aa) |
| | murE_2 | UDP-N-acetylmuramoyl-L-alanyl-D-glutamate-- 2%2C6-diaminopimelate ligase; Catalyzes the addition of meso-diaminopimelic acid to the nucleotide precursor UDP-N-acetylmuramoyl-L-alanyl-D-glutamate (UMAG) in the biosynthesis of bacterial cell-wall peptidoglycan. Belongs to the MurCDEF family. MurE subfamily. (493 aa) |
| | gyrA_2 | DNA gyrase subunit A; A type II topoisomerase that negatively supercoils closed circular double-stranded (ds) DNA in an ATP-dependent manner to modulate DNA topology and maintain chromosomes in an underwound state. Negative supercoiling favors strand separation, and DNA replication, transcription, recombination and repair, all of which involve strand separation. Also able to catalyze the interconversion of other topological isomers of dsDNA rings, including catenanes and knotted rings. Type II topoisomerases break and join 2 DNA strands simultaneously in an ATP-dependent manner. (871 aa) |
| | gyrB | DNA gyrase subunit B; A type II topoisomerase that negatively supercoils closed circular double-stranded (ds) DNA in an ATP-dependent manner to modulate DNA topology and maintain chromosomes in an underwound state. Negative supercoiling favors strand separation, and DNA replication, transcription, recombination and repair, all of which involve strand separation. Also able to catalyze the interconversion of other topological isomers of dsDNA rings, including catenanes and knotted rings. Type II topoisomerases break and join 2 DNA strands simultaneously in an ATP-dependent manner. (640 aa) |
| | recF | DNA replication and repair protein recF; The RecF protein is involved in DNA metabolism; it is required for DNA replication and normal SOS inducibility. RecF binds preferentially to single-stranded, linear DNA. It also seems to bind ATP; Belongs to the RecF family. (363 aa) |
| | dnaN | DNA polymerase III subunit beta; Confers DNA tethering and processivity to DNA polymerases and other proteins. Acts as a clamp, forming a ring around DNA (a reaction catalyzed by the clamp-loading complex) which diffuses in an ATP- independent manner freely and bidirectionally along dsDNA. Initially characterized for its ability to contact the catalytic subunit of DNA polymerase III (Pol III), a complex, multichain enzyme responsible for most of the replicative synthesis in bacteria; Pol III exhibits 3'-5' exonuclease proofreading activity. The beta chain is required for initiation of [...] (370 aa) |
| | dnaA | Chromosomal replication initiator protein DnaA; Plays an important role in the initiation and regulation of chromosomal replication. Binds to the origin of replication; it binds specifically double-stranded DNA at a 9 bp consensus (dnaA box): 5'- TTATC[CA]A[CA]A-3'. DnaA binds to ATP and to acidic phospholipids. Belongs to the DnaA family. (451 aa) |
| | mnmE | tRNA modification GTPase MnmE; Exhibits a very high intrinsic GTPase hydrolysis rate. Involved in the addition of a carboxymethylaminomethyl (cmnm) group at the wobble position (U34) of certain tRNAs, forming tRNA- cmnm(5)s(2)U34; Belongs to the TRAFAC class TrmE-Era-EngA-EngB-Septin-like GTPase superfamily. TrmE GTPase family. (457 aa) |
| | mnmG | Glucose-inhibited division protein A; NAD-binding protein involved in the addition of a carboxymethylaminomethyl (cmnm) group at the wobble position (U34) of certain tRNAs, forming tRNA-cmnm(5)s(2)U34; Belongs to the MnmG family. (645 aa) |
| | rsmG | Ribosomal RNA small subunit methyltransferase G; Specifically methylates the N7 position of a guanine in 16S rRNA; Belongs to the methyltransferase superfamily. RNA methyltransferase RsmG family. (237 aa) |
| | pepT | Peptidase T; Cleaves the N-terminal amino acid of tripeptides. Belongs to the peptidase M20B family. (405 aa) |
| | thyA1 | Thymidylate synthase 1; 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. (282 aa) |
| | cspA_2 | Cold shock protein CspA. (67 aa) |
| | ldh_2 | L-lactate dehydrogenase; Catalyzes the conversion of lactate to pyruvate. Belongs to the LDH/MDH superfamily. LDH family. (317 aa) |
| | hslO | Heat shock protein 33 homolog; Redox regulated molecular chaperone. Protects both thermally unfolding and oxidatively damaged proteins from irreversible aggregation. Plays an important role in the bacterial defense system toward oxidative stress. (289 aa) |
| | rsmF | Ribosomal RNA small subunit methyltransferase F. (458 aa) |
| | hcp | Hydroxylamine reductase; Catalyzes the reduction of hydroxylamine to form NH(3) and H(2)O. (530 aa) |
| | pgk | Phosphoglycerate kinase; Belongs to the phosphoglycerate kinase family. (403 aa) |
| | tpiA | Triosephosphate isomerase; Involved in the gluconeogenesis. Catalyzes stereospecifically the conversion of dihydroxyacetone phosphate (DHAP) to D- glyceraldehyde-3-phosphate (G3P); Belongs to the triosephosphate isomerase family. (249 aa) |
| | rsmJ | Ribosomal RNA small subunit methyltransferase J; Specifically methylates the guanosine in position 1516 of 16S rRNA. (227 aa) |
| | trmL | tRNA (cytidine(34)-2'-O)-methyltransferase; Could methylate the ribose at the nucleotide 34 wobble position in tRNA; Belongs to the class IV-like SAM-binding methyltransferase superfamily. RNA methyltransferase TrmH family. TrmL subfamily. (167 aa) |
| | deoC | Deoxyribose-phosphate aldolase; Catalyzes a reversible aldol reaction between acetaldehyde and D-glyceraldehyde 3-phosphate to generate 2-deoxy-D-ribose 5- phosphate; Belongs to the DeoC/FbaB aldolase family. DeoC type 1 subfamily. (216 aa) |
| | deoB | Phosphopentomutase; Phosphotransfer between the C1 and C5 carbon atoms of pentose; Belongs to the phosphopentomutase family. (408 aa) |
| | rlmI_2 | Ribosomal RNA large subunit methyltransferase I. (399 aa) |
| | aroK_2 | 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. (269 aa) |
| | proS | Proline--tRNA ligase; Catalyzes the attachment of proline to tRNA(Pro) in a two- step reaction: proline is first activated by ATP to form Pro-AMP and then transferred to the acceptor end of tRNA(Pro). As ProRS can inadvertently accommodate and process non-cognate amino acids such as alanine and cysteine, to avoid such errors it has two additional distinct editing activities against alanine. One activity is designated as 'pretransfer' editing and involves the tRNA(Pro)-independent hydrolysis of activated Ala-AMP. The other activity is designated 'posttransfer' editing and involves deacy [...] (575 aa) |
| | secA_2 | Preprotein translocase subunit SecA; 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 as an ATP-driven molecular motor driving the stepwise translocation of polypeptide chains across the membrane; Belongs to the SecA family. (857 aa) |
| | uvrB | Excinuclease ABC subunit B; The UvrABC repair system catalyzes the recognition and processing of DNA lesions. A damage recognition complex composed of 2 UvrA and 2 UvrB subunits scans DNA for abnormalities. Upon binding of the UvrA(2)B(2) complex to a putative damaged site, the DNA wraps around one UvrB monomer. DNA wrap is dependent on ATP binding by UvrB and probably causes local melting of the DNA helix, facilitating insertion of UvrB beta-hairpin between the DNA strands. Then UvrB probes one DNA strand for the presence of a lesion. If a lesion is found the UvrA subunits dissociate [...] (664 aa) |
| | uvrA | Excinuclease ABC subunit A; The UvrABC repair system catalyzes the recognition and processing of DNA lesions. UvrA is an ATPase and a DNA-binding protein. A damage recognition complex composed of 2 UvrA and 2 UvrB subunits scans DNA for abnormalities. When the presence of a lesion has been verified by UvrB, the UvrA molecules dissociate. (946 aa) |
| | hemZ_2 | Oxygen-independent coproporphyrinogen-III oxidase 2; Probably acts as a heme chaperone, transferring heme to an unknown acceptor. Binds one molecule of heme per monomer, possibly covalently. Binds 1 [4Fe-4S] cluster. The cluster is coordinated with 3 cysteines and an exchangeable S-adenosyl-L-methionine. Belongs to the anaerobic coproporphyrinogen-III oxidase family. (414 aa) |
| | grpE | HSP-70 cofactor; Participates actively in the response to hyperosmotic and heat shock by preventing the aggregation of stress-denatured proteins, in association with DnaK and GrpE. It is the nucleotide exchange factor for DnaK and may function as a thermosensor. Unfolded proteins bind initially to DnaJ; upon interaction with the DnaJ-bound protein, DnaK hydrolyzes its bound ATP, resulting in the formation of a stable complex. GrpE releases ADP from DnaK; ATP binding to DnaK triggers the release of the substrate protein, thus completing the reaction cycle. Several rounds of ATP-dependen [...] (220 aa) |
| | dnaJ_2 | Heat shock protein J; Participates actively in the response to hyperosmotic and heat shock by preventing the aggregation of stress-denatured proteins and by disaggregating proteins, also in an autonomous, DnaK-independent fashion. Unfolded proteins bind initially to DnaJ; upon interaction with the DnaJ-bound protein, DnaK hydrolyzes its bound ATP, resulting in the formation of a stable complex. GrpE releases ADP from DnaK; ATP binding to DnaK triggers the release of the substrate protein, thus completing the reaction cycle. Several rounds of ATP-dependent interactions between DnaJ, Dna [...] (394 aa) |
| | prmA | Ribosomal protein L11 methyltransferase; Methylates ribosomal protein L11; Belongs to the methyltransferase superfamily. PrmA family. (327 aa) |
| | rsmE | Ribosomal RNA small subunit methyltransferase E; Specifically methylates the N3 position of the uracil ring of uridine 1498 (m3U1498) in 16S rRNA. Acts on the fully assembled 30S ribosomal subunit. (251 aa) |
| | thiI | Probable tRNA sulfurtransferase; 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. (393 aa) |
| | yrrK | Putative Holliday junction resolvase; Could be a nuclease involved in processing of the 5'-end of pre-16S rRNA; Belongs to the YqgF HJR family. (145 aa) |
| | rnjA | Ribonuclease J 1; An RNase that has 5'-3' exonuclease and possibly endonuclease activity. Involved in maturation of rRNA and in some organisms also mRNA maturation and/or decay. (664 aa) |
| | surE | 5'/3'-nucleotidase SurE; Nucleotidase that shows phosphatase activity on nucleoside 5'-monophosphates; Belongs to the SurE nucleotidase family. (237 aa) |
| | raiA | Ribosome-associated factor Y; Required for dimerization of active 70S ribosomes into 100S ribosomes in stationary phase; 100S ribosomes are translationally inactive and sometimes present during exponential growth. (176 aa) |
| | ddl | D-alanine--D-alanine ligase; Cell wall formation; Belongs to the D-alanine--D-alanine ligase family. (351 aa) |
| | murF | UDP-N-acetylmuramoyl-tripeptide--D-alanyl-D- alanine ligase; Involved in cell wall formation. Catalyzes the final step in the synthesis of UDP-N-acetylmuramoyl-pentapeptide, the precursor of murein; Belongs to the MurCDEF family. MurF subfamily. (476 aa) |
| | aspS | Aspartate--tRNA ligase; Catalyzes the attachment of L-aspartate to tRNA(Asp) in a two-step reaction: L-aspartate is first activated by ATP to form Asp- AMP and then transferred to the acceptor end of tRNA(Asp). Belongs to the class-II aminoacyl-tRNA synthetase family. Type 1 subfamily. (587 aa) |
| | pfkA_2 | 6-phosphofructokinase; Catalyzes the phosphorylation of D-fructose 6-phosphate, the first committing step of glycolysis. Uses inorganic phosphate (PPi) as phosphoryl donor instead of ATP like common ATP-dependent phosphofructokinases (ATP-PFKs), which renders the reaction reversible, and can thus function both in glycolysis and gluconeogenesis. Consistently, PPi-PFK can replace the enzymes of both the forward (ATP- PFK) and reverse (fructose-bisphosphatase (FBPase)) reactions. (413 aa) |
| | pckA | Phosphoenolpyruvate carboxykinase [ATP]; Involved in the gluconeogenesis. Catalyzes the conversion of oxaloacetate (OAA) to phosphoenolpyruvate (PEP) through direct phosphoryl transfer between the nucleoside triphosphate and OAA. (534 aa) |
| | murC | UDP-N-acetylmuramate--L-alanine ligase; Cell wall formation; Belongs to the MurCDEF family. (459 aa) |
| | pth | Peptidyl-tRNA hydrolase; The natural substrate for this enzyme may be peptidyl-tRNAs which drop off the ribosome during protein synthesis. Belongs to the PTH family. (190 aa) |
| | mfd | Transcription-repair-coupling factor; Couples transcription and DNA repair by recognizing RNA polymerase (RNAP) stalled at DNA lesions. Mediates ATP-dependent release of RNAP and its truncated transcript from the DNA, and recruitment of nucleotide excision repair machinery to the damaged site; In the C-terminal section; belongs to the helicase family. RecG subfamily. (1183 aa) |
| | aroK_1 | 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. (172 aa) |
| | murAB | UDP-N-acetylglucosamine 1-carboxyvinyltransferase 2; Cell wall formation. Adds enolpyruvyl to UDP-N- acetylglucosamine; Belongs to the EPSP synthase family. MurA subfamily. (430 aa) |
| | metK | S-adenosylmethionine synthase; 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. (395 aa) |
| | tilS | tRNA(Ile)-lysidine synthase; Ligates lysine onto the cytidine present at position 34 of the AUA codon-specific tRNA(Ile) that contains the anticodon CAU, in an ATP-dependent manner. Cytidine is converted to lysidine, thus changing the amino acid specificity of the tRNA from methionine to isoleucine. Belongs to the tRNA(Ile)-lysidine synthase family. (487 aa) |
| | hpt | Hypoxanthine phosphoribosyltransferase; Belongs to the purine/pyrimidine phosphoribosyltransferase family. (178 aa) |
| | rimP | Ribosome maturation factor RimP; Required for maturation of 30S ribosomal subunits. Belongs to the RimP family. (155 aa) |
| | nusA | Transcription elongation protein nusA; Participates in both transcription termination and antitermination. (385 aa) |
| | infB | Translation initiation factor IF-2; One of the essential components for the initiation of protein synthesis. Protects formylmethionyl-tRNA from spontaneous hydrolysis and promotes its binding to the 30S ribosomal subunits. Also involved in the hydrolysis of GTP during the formation of the 70S ribosomal complex; Belongs to the TRAFAC class translation factor GTPase superfamily. Classic translation factor GTPase family. IF-2 subfamily. (984 aa) |
| | rbfA | Ribosome-binding factor A; One of several proteins that assist in the late maturation steps of the functional core of the 30S ribosomal subunit. Associates with free 30S ribosomal subunits (but not with 30S subunits that are part of 70S ribosomes or polysomes). Required for efficient processing of 16S rRNA. May interact with the 5'-terminal helix region of 16S rRNA. (124 aa) |
| | pnp | Polyribonucleotide nucleotidyltransferase; Involved in mRNA degradation. Catalyzes the phosphorolysis of single-stranded polyribonucleotides processively in the 3'- to 5'- direction. (697 aa) |
| | scpA | Segregation and condensation protein A; Participates in chromosomal partition during cell division. May act via the formation of a condensin-like complex containing Smc and ScpB that pull DNA away from mid-cell into both cell halves. (249 aa) |
| | scpB | Segregation and condensation protein B; Participates in chromosomal partition during cell division. May act via the formation of a condensin-like complex containing Smc and ScpA that pull DNA away from mid-cell into both cell halves. (189 aa) |
| | cmk | Cytidylate kinase. (223 aa) |
| | proB | Glutamate 5-kinase 1; Catalyzes the transfer of a phosphate group to glutamate to form L-glutamate 5-phosphate. (283 aa) |
| | CUO08757.1 | Uncharacterized protein conserved in bacteria. (75 aa) |
| | proA | Gamma-glutamyl phosphate reductase; Catalyzes the NADPH-dependent reduction of L-glutamate 5- phosphate into L-glutamate 5-semialdehyde and phosphate. The product spontaneously undergoes cyclization to form 1-pyrroline-5-carboxylate. Belongs to the gamma-glutamyl phosphate reductase family. (420 aa) |
| | miaB_1 | (Dimethylallyl)adenosine tRNA methylthiotransferase MiaB; Catalyzes the methylthiolation of N6-(dimethylallyl)adenosine (i(6)A), leading to the formation of 2-methylthio-N6- (dimethylallyl)adenosine (ms(2)i(6)A) at position 37 in tRNAs that read codons beginning with uridine. (480 aa) |
| | pgiB | Glucose-6-phosphate isomerase B. (417 aa) |
| | pfkA1 | 6-phosphofructokinase 1; Catalyzes the phosphorylation of D-fructose 6-phosphate, the first committing step of glycolysis. Uses inorganic phosphate (PPi) as phosphoryl donor instead of ATP like common ATP-dependent phosphofructokinases (ATP-PFKs), which renders the reaction reversible, and can thus function both in glycolysis and gluconeogenesis. Consistently, PPi-PFK can replace the enzymes of both the forward (ATP- PFK) and reverse (fructose-bisphosphatase (FBPase)) reactions. (387 aa) |
| | pgk/tpi | Bifunctional PGK/TIM. (278 aa) |
| | dinB_2 | DNA polymerase IV; Poorly processive, error-prone DNA polymerase involved in untargeted mutagenesis. Copies undamaged DNA at stalled replication forks, which arise in vivo from mismatched or misaligned primer ends. These misaligned primers can be extended by PolIV. Exhibits no 3'-5' exonuclease (proofreading) activity. May be involved in translesional synthesis, in conjunction with the beta clamp from PolIII. (429 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) |
| | tmcAL | Cytidyltransferase-like domain; Catalyzes the formation of N(4)-acetylcytidine (ac(4)C) at the wobble position of elongator tRNA(Met), using acetate and ATP as substrates. First activates an acetate ion to form acetyladenylate (Ac- AMP) and then transfers the acetyl group to tRNA to form ac(4)C34. (429 aa) |
| | ackA | Acetate kinase; Catalyzes the formation of acetyl phosphate from acetate and ATP. Can also catalyze the reverse reaction; Belongs to the acetokinase family. (397 aa) |
| | plsX | Phosphate acyltransferase; Catalyzes the reversible formation of acyl-phosphate (acyl- PO(4)) from acyl-[acyl-carrier-protein] (acyl-ACP). This enzyme utilizes acyl-ACP as fatty acyl donor, but not acyl-CoA. (342 aa) |
| | acpP_1 | Acyl carrier protein; Carrier of the growing fatty acid chain in fatty acid biosynthesis. (77 aa) |
| | rnc | Ribonuclease 3; Digests double-stranded RNA. Involved in the processing of primary rRNA transcript to yield the immediate precursors to the large and small rRNAs (23S and 16S). Processes some mRNAs, and tRNAs when they are encoded in the rRNA operon. Processes pre-crRNA and tracrRNA of type II CRISPR loci if present in the organism. (230 aa) |
| | smc | Chromosome partition protein Smc; Required for chromosome condensation and partitioning. Belongs to the SMC family. (1186 aa) |
| | ftsY | Cell division protein FtsY homolog; Involved in targeting and insertion of nascent membrane proteins into the cytoplasmic membrane. Acts as a receptor for the complex formed by the signal recognition particle (SRP) and the ribosome-nascent chain (RNC). (317 aa) |
| | apt | Adenine phosphoribosyltransferase; Catalyzes a salvage reaction resulting in the formation of AMP, that is energically less costly than de novo synthesis. (174 aa) |
| | ffh | Fifty-four homolog; Involved in targeting and insertion of nascent membrane proteins into the cytoplasmic membrane. Binds to the hydrophobic signal sequence of the ribosome-nascent chain (RNC) as it emerges from the ribosomes. The SRP-RNC complex is then targeted to the cytoplasmic membrane where it interacts with the SRP receptor FtsY. Belongs to the GTP-binding SRP family. SRP54 subfamily. (452 aa) |
| | rimM | Ribosome maturation factor rimM; An accessory protein needed during the final step in the assembly of 30S ribosomal subunit, possibly for assembly of the head region. Probably interacts with S19. Essential for efficient processing of 16S rRNA. May be needed both before and after RbfA during the maturation of 16S rRNA. It has affinity for free ribosomal 30S subunits but not for 70S ribosomes; Belongs to the RimM family. (173 aa) |
| | trmD | tRNA (guanine-N(1)-)-methyltransferase; Specifically methylates guanosine-37 in various tRNAs. Belongs to the RNA methyltransferase TrmD family. (241 aa) |
| | recA | Recombinase A; 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; Belongs to the RecA family. (350 aa) |
| | prfC | Peptide chain release factor 3; Increases the formation of ribosomal termination complexes and stimulates activities of RF-1 and RF-2. It binds guanine nucleotides and has strong preference for UGA stop codons. It may interact directly with the ribosome. The stimulation of RF-1 and RF-2 is significantly reduced by GTP and GDP, but not by GMP. Belongs to the TRAFAC class translation factor GTPase superfamily. Classic translation factor GTPase family. PrfC subfamily. (529 aa) |
| | argS | Arginine--tRNA ligase. (595 aa) |
| | dapF_1 | 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. (279 aa) |
| | ftsZ | Cell division protein FtsZ; Essential cell division protein that forms a contractile ring structure (Z ring) at the future cell division site. The regulation of the ring assembly controls the timing and the location of cell division. One of the functions of the FtsZ ring is to recruit other cell division proteins to the septum to produce a new cell wall between the dividing cells. Binds GTP and shows GTPase activity. (395 aa) |
| | murD | UDP-N-acetylmuramoylalanine--D-glutamate ligase; Cell wall formation. Catalyzes the addition of glutamate to the nucleotide precursor UDP-N-acetylmuramoyl-L-alanine (UMA). Belongs to the MurCDEF family. (453 aa) |
| | rsmH_2 | Ribosomal RNA small subunit methyltransferase H; Specifically methylates the N4 position of cytidine in position 1402 (C1402) of 16S rRNA. (312 aa) |
| | mraZ | Cell division protein MraZ; Belongs to the MraZ family. (144 aa) |
| | thrS | Threonine--tRNA ligase; Belongs to the class-II aminoacyl-tRNA synthetase family. (591 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. (426 aa) |
| | rbgA | Ribosome biogenesis GTPase A; Required for a late step of 50S ribosomal subunit assembly. Has GTPase activity; Belongs to the TRAFAC class YlqF/YawG GTPase family. MTG1 subfamily. (288 aa) |
| | rnhB | Ribonuclease HII; Endonuclease that specifically degrades the RNA of RNA-DNA hybrids. (274 aa) |
| | gpsA | Glycerol-3-phosphate dehydrogenase [NAD(P)+]; Belongs to the NAD-dependent glycerol-3-phosphate dehydrogenase family. (337 aa) |
| | prfA | Peptide chain release factor 1; Peptide chain release factor 1 directs the termination of translation in response to the peptide chain termination codons UAG and UAA. (358 aa) |
| | maf | Septum formation protein Maf; Nucleoside triphosphate pyrophosphatase that hydrolyzes dTTP and UTP. May have a dual role in cell division arrest and in preventing the incorporation of modified nucleotides into cellular nucleic acids. (208 aa) |
| | efp | Elongation factor P; Involved in peptide bond synthesis. Stimulates efficient translation and peptide-bond synthesis on native or reconstituted 70S ribosomes in vitro. Probably functions indirectly by altering the affinity of the ribosome for aminoacyl-tRNA, thus increasing their reactivity as acceptors for peptidyl transferase. (185 aa) |
| | eno | Enolase; Catalyzes the reversible conversion of 2-phosphoglycerate into phosphoenolpyruvate. It is essential for the degradation of carbohydrates via glycolysis; Belongs to the enolase family. (458 aa) |
| | rnr | Ribonuclease R; 3'-5' exoribonuclease that releases 5'-nucleoside monophosphates and is involved in maturation of structured RNAs. (728 aa) |
| | smpB | SsrA-binding protein; Required for rescue of stalled ribosomes mediated by trans- translation. Binds to transfer-messenger RNA (tmRNA), required for stable association of tmRNA with ribosomes. tmRNA and SmpB together mimic tRNA shape, replacing the anticodon stem-loop with SmpB. tmRNA is encoded by the ssrA gene; the 2 termini fold to resemble tRNA(Ala) and it encodes a 'tag peptide', a short internal open reading frame. During trans-translation Ala-aminoacylated tmRNA acts like a tRNA, entering the A-site of stalled ribosomes, displacing the stalled mRNA. The ribosome then switches to [...] (155 aa) |
| | tig_2 | Trigger factor; Involved in protein export. Acts as a chaperone by maintaining the newly synthesized protein in an open conformation. Functions as a peptidyl-prolyl cis-trans isomerase; Belongs to the FKBP-type PPIase family. Tig subfamily. (445 aa) |
| | clpP | ATP-dependent Clp protease proteolytic subunit; Cleaves peptides in various proteins in a process that requires ATP hydrolysis. Has a chymotrypsin-like activity. Plays a major role in the degradation of misfolded proteins. Belongs to the peptidase S14 family. (193 aa) |
| | lon1_2 | Lon protease 1; ATP-dependent serine protease that mediates the selective degradation of mutant and abnormal proteins as well as certain short- lived regulatory proteins. Required for cellular homeostasis and for survival from DNA damage and developmental changes induced by stress. Degrades polypeptides processively to yield small peptide fragments that are 5 to 10 amino acids long. Binds to DNA in a double-stranded, site-specific manner. (773 aa) |
| | valS | Valine--tRNA ligase; Catalyzes the attachment of valine to tRNA(Val). As ValRS can inadvertently accommodate and process structurally similar amino acids such as threonine, to avoid such errors, it has a 'posttransfer' editing activity that hydrolyzes mischarged Thr-tRNA(Val) in a tRNA- dependent manner; Belongs to the class-I aminoacyl-tRNA synthetase family. ValS type 1 subfamily. (881 aa) |
| | clpB | Chaperone protein ClpB; Part of a stress-induced multi-chaperone system, it is involved in the recovery of the cell from heat-induced damage, in cooperation with DnaK, DnaJ and GrpE; Belongs to the ClpA/ClpB family. (860 aa) |
| | dnaE | DNA polymerase III subunit alpha. (1170 aa) |
| | pfkA_1 | 6-phosphofructokinase; Catalyzes the phosphorylation of D-fructose 6-phosphate to fructose 1,6-bisphosphate by ATP, the first committing step of glycolysis. (324 aa) |
| | tyrS | Tyrosine--tRNA ligase; Catalyzes the attachment of tyrosine to tRNA(Tyr) in a two- step reaction: tyrosine is first activated by ATP to form Tyr-AMP and then transferred to the acceptor end of tRNA(Tyr); Belongs to the class-I aminoacyl-tRNA synthetase family. TyrS type 1 subfamily. (408 aa) |
| | hflX | GTP-binding protein HflX; GTPase that associates with the 50S ribosomal subunit and may have a role during protein synthesis or ribosome biogenesis. Belongs to the TRAFAC class OBG-HflX-like GTPase superfamily. HflX GTPase family. (414 aa) |
| | pyrD | Dihydroorotate dehydrogenase B (NAD(+))%2C catalytic subunit; Catalyzes the conversion of dihydroorotate to orotate. (301 aa) |
| | purM | Phosphoribosylformylglycinamidine cyclo-ligase. (341 aa) |
| | ileS | Isoleucine--tRNA ligase; Catalyzes the attachment of isoleucine to tRNA(Ile). As IleRS can inadvertently accommodate and process structurally similar amino acids such as valine, to avoid such errors it has two additional distinct tRNA(Ile)-dependent editing activities. One activity is designated as 'pretransfer' editing and involves the hydrolysis of activated Val-AMP. The other activity is designated 'posttransfer' editing and involves deacylation of mischarged Val-tRNA(Ile). Belongs to the class-I aminoacyl-tRNA synthetase family. IleS type 2 subfamily. (1054 aa) |
| | galK | Galactokinase; Catalyzes the transfer of the gamma-phosphate of ATP to D- galactose to form alpha-D-galactose-1-phosphate (Gal-1-P). Belongs to the GHMP kinase family. GalK subfamily. (389 aa) |
| | galT | Galactose-1-phosphate uridylyltransferase. (519 aa) |
| | leuS | Leucine--tRNA ligase; Belongs to the class-I aminoacyl-tRNA synthetase family. (805 aa) |
| | pheS | Phenylalanine--tRNA ligase alpha subunit; Belongs to the class-II aminoacyl-tRNA synthetase family. Phe-tRNA synthetase alpha subunit type 1 subfamily. (340 aa) |
| | pheT | Phenylalanine--tRNA ligase beta subunit; Belongs to the phenylalanyl-tRNA synthetase beta subunit family. Type 1 subfamily. (805 aa) |
| | queA | S-adenosylmethionine:tRNA ribosyltransferase-isomerase; Transfers and isomerizes the ribose moiety from AdoMet to the 7-aminomethyl group of 7-deazaguanine (preQ1-tRNA) to give epoxyqueuosine (oQ-tRNA). (345 aa) |
| | sacA | Sucrose-6-phosphate hydrolase; Enables the bacterium to metabolize sucrose as a sole carbon source; Belongs to the glycosyl hydrolase 32 family. (505 aa) |
| | rex | Redox-sensing transcriptional repressor rex; Modulates transcription in response to changes in cellular NADH/NAD(+) redox state. (213 aa) |
| | CUN82962.1 | Probable transcriptional regulatory protein HI_0315. (242 aa) |
| | xpt | Xanthine 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. (193 aa) |
| | rlmH | Ribosomal RNA large subunit methyltransferase H; Specifically methylates the pseudouridine at position 1915 (m3Psi1915) in 23S rRNA; Belongs to the RNA methyltransferase RlmH family. (159 aa) |
| | ybeY | Probable rRNA maturation factor; Single strand-specific metallo-endoribonuclease involved in late-stage 70S ribosome quality control and in maturation of the 3' terminus of the 16S rRNA. (165 aa) |
| | sepF | Cell division protein SepF; Cell division protein that is part of the divisome complex and is recruited early to the Z-ring. Probably stimulates Z-ring formation, perhaps through the cross-linking of FtsZ protofilaments. Its function overlaps with FtsA. (170 aa) |
| | aroB | 3-dehydroquinate synthase; Catalyzes the conversion of 3-deoxy-D-arabino-heptulosonate 7-phosphate (DAHP) to dehydroquinate (DHQ). (366 aa) |
| | dtd | D-tyrosyl-tRNA(Tyr) deacylase; An aminoacyl-tRNA editing enzyme that deacylates mischarged D-aminoacyl-tRNAs. Also deacylates mischarged glycyl-tRNA(Ala), protecting cells against glycine mischarging by AlaRS. Acts via tRNA- based rather than protein-based catalysis; rejects L-amino acids rather than detecting D-amino acids in the active site. By recycling D- aminoacyl-tRNA to D-amino acids and free tRNA molecules, this enzyme counteracts the toxicity associated with the formation of D-aminoacyl- tRNA entities in vivo and helps enforce protein L-homochirality. Belongs to the DTD family. (149 aa) |
| | ybeB | Ribosome-associated protein; Functions as a ribosomal silencing factor. Interacts with ribosomal protein L14 (rplN), blocking formation of intersubunit bridge B8. Prevents association of the 30S and 50S ribosomal subunits and the formation of functional ribosomes, thus repressing translation. (115 aa) |
| | obg | GTP-binding protein obg; An essential GTPase which binds GTP, GDP and possibly (p)ppGpp with moderate affinity, with high nucleotide exchange rates and a fairly low GTP hydrolysis rate. Plays a role in control of the cell cycle, stress response, ribosome biogenesis and in those bacteria that undergo differentiation, in morphogenesis control. Belongs to the TRAFAC class OBG-HflX-like GTPase superfamily. OBG GTPase family. (427 aa) |
| | hisE | Phosphoribosyl-ATP pyrophosphatase; In the C-terminal section; belongs to the PRA-PH family. (431 aa) |
| | hisB | Histidine biosynthesis bifunctional protein hisB. (195 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. (222 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. (396 aa) |
| | recU | Holliday junction resolvase recU; Endonuclease that resolves Holliday junction intermediates in genetic recombination. Cleaves mobile four-strand junctions by introducing symmetrical nicks in paired strands. Promotes annealing of linear ssDNA with homologous dsDNA. Required for DNA repair, homologous recombination and chromosome segregation; Belongs to the RecU family. (177 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) |
| | rimO | Ribosomal protein S12 methylthiotransferase RimO; Catalyzes the methylthiolation of an aspartic acid residue of ribosomal protein S12; Belongs to the methylthiotransferase family. RimO subfamily. (441 aa) |
| | gmk_2 | Guanylate kinase; Essential for recycling GMP and indirectly, cGMP. (213 aa) |
| | fliW | Flagellar assembly factor FliW; Acts as an anti-CsrA protein, binds CsrA and prevents it from repressing translation of its target genes, one of which is flagellin. Binds to flagellin and participates in the assembly of the flagellum. (153 aa) |
| | csrA_1 | Carbon storage regulator homolog; A translational regulator that binds mRNA to regulate translation initiation and/or mRNA stability. Usually binds in the 5'- UTR at or near the Shine-Dalgarno sequence preventing ribosome-binding, thus repressing translation. Its main target seems to be the major flagellin gene, while its function is anatagonized by FliW. (72 aa) |
| | nanA | N-acetylneuraminate lyase. (309 aa) |
| | rsmA | Ribosomal RNA small subunit methyltransferase A; Specifically dimethylates two adjacent adenosines (A1518 and A1519) in the loop of a conserved hairpin near the 3'-end of 16S rRNA in the 30S particle. May play a critical role in biogenesis of 30S subunits. (288 aa) |
| | pgi | Glucose-6-phosphate isomerase; Belongs to the GPI family. (525 aa) |
| | pfp_1 | Pyrophosphate--fructose 6-phosphate 1-phosphotransferase; Catalyzes the phosphorylation of D-fructose 6-phosphate to fructose 1,6-bisphosphate by ATP, the first committing step of glycolysis; Belongs to the phosphofructokinase type A (PFKA) family. Mixed-substrate PFK group III subfamily. (357 aa) |
| | CUN74535.1 | DNA-binding protein%2C YbaB/EbfC family; Binds to DNA and alters its conformation. May be involved in regulation of gene expression, nucleoid organization and DNA protection. (116 aa) |
| | rsmH_1 | Ribosomal RNA small subunit methyltransferase H; Specifically methylates the N4 position of cytidine in position 1402 (C1402) of 16S rRNA. (355 aa) |
| | uvrC | Excinuclease ABC subunit C; The UvrABC repair system catalyzes the recognition and processing of DNA lesions. UvrC both incises the 5' and 3' sides of the lesion. The N-terminal half is responsible for the 3' incision and the C-terminal half is responsible for the 5' incision. (623 aa) |
| | murB | UDP-N-acetylenolpyruvoylglucosamine reductase; Cell wall formation. (302 aa) |
| | prfB | Peptide chain release factor 2; Peptide chain release factor 2 directs the termination of translation in response to the peptide chain termination codons UGA and UAA. (338 aa) |
| | bar_1 | Phosphinothricin N-acetyltransferase; Acetylates the N-terminal alanine of ribosomal protein S18. (145 aa) |
| | gcp | t(6)A37 threonylcarbamoyladenosine biosynthesis protein; Required for the formation of a threonylcarbamoyl group on adenosine at position 37 (t(6)A37) in tRNAs that read codons beginning with adenine. Is involved in the transfer of the threonylcarbamoyl moiety of threonylcarbamoyl-AMP (TC-AMP) to the N6 group of A37, together with TsaE and TsaB. TsaD likely plays a direct catalytic role in this reaction; Belongs to the KAE1 / TsaD family. (345 aa) |
| | proC | Pyrroline-5-carboxylate reductase; Catalyzes the reduction of 1-pyrroline-5-carboxylate (PCA) to L-proline. (270 aa) |
| | asnS_2 | Asparagine--tRNA ligase. (463 aa) |
| | glyA | Pyridoxal-phosphate-dependent 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. (412 aa) |
| | glmS | Glucosamine--fructose-6-phosphate aminotransferase [isomerizing]. (606 aa) |
| | sigA | Sigma-A; Sigma factors are initiation factors that promote the attachment of RNA polymerase to specific initiation sites and are then released. This sigma factor is the primary sigma factor during exponential growth. (426 aa) |
| | dapA | Dihydrodipicolinate synthase; Catalyzes the condensation of (S)-aspartate-beta-semialdehyde [(S)-ASA] and pyruvate to 4-hydroxy-tetrahydrodipicolinate (HTPA). (295 aa) |
| | dapB | Dihydrodipicolinate reductase; Catalyzes the conversion of 4-hydroxy-tetrahydrodipicolinate (HTPA) to tetrahydrodipicolinate; Belongs to the DapB family. (253 aa) |
| | murE_1 | UDP-N-acetylmuramoyl-L-alanyl-D-glutamate-- 2%2C6-diaminopimelate ligase; Catalyzes the addition of meso-diaminopimelic acid to the nucleotide precursor UDP-N-acetylmuramoyl-L-alanyl-D-glutamate (UMAG) in the biosynthesis of bacterial cell-wall peptidoglycan. Belongs to the MurCDEF family. MurE subfamily. (520 aa) |
| | rsmB | Ribosomal RNA small subunit methyltransferase B; Specifically methylates the cytosine at position 967 (m5C967) of 16S rRNA. (440 aa) |
| | rlmN | Ribosomal RNA large subunit methyltransferase N; Specifically methylates position 2 of adenine 2503 in 23S rRNA and position 2 of adenine 37 in tRNAs; Belongs to the radical SAM superfamily. RlmN family. (347 aa) |
| | rsgA | Putative ribosome biogenesis GTPase RsgA; One of several proteins that assist in the late maturation steps of the functional core of the 30S ribosomal subunit. Helps release RbfA from mature subunits. May play a role in the assembly of ribosomal proteins into the subunit. Circularly permuted GTPase that catalyzes slow GTP hydrolysis, GTPase activity is stimulated by the 30S ribosomal subunit; Belongs to the TRAFAC class YlqF/YawG GTPase family. RsgA subfamily. (292 aa) |
| | glnS | Glutamine--tRNA ligase. (563 aa) |
| | argG | Argininosuccinate synthase; Belongs to the argininosuccinate synthase family. Type 1 subfamily. (410 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. (351 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. (407 aa) |
| | argB | Acetylglutamate kinase; Catalyzes the ATP-dependent phosphorylation of N-acetyl-L- glutamate; Belongs to the acetylglutamate kinase family. ArgB subfamily. (299 aa) |
| | argD | Acetylornithine aminotransferase; Belongs to the class-III pyridoxal-phosphate-dependent aminotransferase family. ArgD subfamily. (394 aa) |
| | alaS | Alanine--tRNA ligase; Catalyzes the attachment of alanine to tRNA(Ala) in a two- step reaction: alanine is first activated by ATP to form Ala-AMP and then transferred to the acceptor end of tRNA(Ala). Also edits incorrectly charged Ser-tRNA(Ala) and Gly-tRNA(Ala) via its editing domain. (886 aa) |
| | speE | Spermidine synthase; Catalyzes the irreversible transfer of a propylamine group from the amino donor S-adenosylmethioninamine (decarboxy-AdoMet) to putrescine (1,4-diaminobutane) to yield spermidine. (285 aa) |
| | asnA | Aspartate--ammonia ligase. (336 aa) |
| | asnS_1 | Asparagine--tRNA ligase; Aspartyl-tRNA synthetase with relaxed tRNA specificity since it is able to aspartylate not only its cognate tRNA(Asp) but also tRNA(Asn). Reaction proceeds in two steps: L-aspartate is first activated by ATP to form Asp-AMP and then transferred to the acceptor end of tRNA(Asp/Asn); Belongs to the class-II aminoacyl-tRNA synthetase family. Type 2 subfamily. (443 aa) |
| | cysS | Cysteine--tRNA ligase; Belongs to the class-I aminoacyl-tRNA synthetase family. (473 aa) |
| | mrnC | Mini-ribonuclease 3; Involved in correct processing of both the 5' and 3' ends of 23S rRNA precursor. Processes 30S rRNA precursor transcript even in absence of ribonuclease 3 (Rnc); Rnc processes 30S rRNA into smaller rRNA precursors; Belongs to the MrnC RNase family. (144 aa) |
| | infC | Translation initiation factor IF-3; IF-3 binds to the 30S ribosomal subunit and shifts the equilibrum between 70S ribosomes and their 50S and 30S subunits in favor of the free subunits, thus enhancing the availability of 30S subunits on which protein synthesis initiation begins. (164 aa) |
| | polC_1 | DNA polymerase III polC-type; Required for replicative DNA synthesis. This DNA polymerase also exhibits 3' to 5' exonuclease activity. (1512 aa) |
| | frr | Vegetative protein 12B; Responsible for the release of ribosomes from messenger RNA at the termination of protein biosynthesis. May increase the efficiency of translation by recycling ribosomes from one round of translation to another; Belongs to the RRF family. (183 aa) |
| | pyrH | Uridylate kinase; Catalyzes the reversible phosphorylation of UMP to UDP. (231 aa) |
| | tsf | Elongation factor Ts; Associates with the EF-Tu.GDP complex and induces the exchange of GDP to GTP. It remains bound to the aminoacyl-tRNA.EF- Tu.GTP complex up to the GTP hydrolysis stage on the ribosome. Belongs to the EF-Ts family. (311 aa) |
| | cheB | Chemotaxis response regulator protein-glutamate methylesterase; Involved in chemotaxis. Part of a chemotaxis signal transduction system that modulates chemotaxis in response to various stimuli. Catalyzes the demethylation of specific methylglutamate residues introduced into the chemoreceptors (methyl-accepting chemotaxis proteins or MCP) by CheR. Also mediates the irreversible deamidation of specific glutamine residues to glutamic acid. Belongs to the CheB family. (357 aa) |
| | codY | Vegetative protein 286B; DNA-binding protein that represses the expression of many genes that are induced as cells make the transition from rapid exponential growth to stationary phase. It is a GTP-binding protein that senses the intracellular GTP concentration as an indicator of nutritional limitations. At low GTP concentration it no longer binds GTP and stop to act as a transcriptional repressor; Belongs to the CodY family. (260 aa) |
| | gltX | Glutamate--tRNA ligase; Catalyzes the attachment of glutamate to tRNA(Glu) in a two- step reaction: glutamate is first activated by ATP to form Glu-AMP and then transferred to the acceptor end of tRNA(Glu); Belongs to the class-I aminoacyl-tRNA synthetase family. Glutamate--tRNA ligase type 1 subfamily. (484 aa) |
| | groL | Chaperonin GroEL; Prevents misfolding and promotes the refolding and proper assembly of unfolded polypeptides generated under stress conditions. (540 aa) |
| | groS | Co-chaperonin GroES; Binds to Cpn60 in the presence of Mg-ATP and suppresses the ATPase activity of the latter. (94 aa) |
| | argH | Argininosuccinate lyase. (467 aa) |
| | argR | Arginine hydroxamate resistance protein; Regulates arginine biosynthesis genes. (150 aa) |
| | ppnK | Probable 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. (293 aa) |
| | xseB | Exodeoxyribonuclease VII small subunit; Bidirectionally degrades single-stranded DNA into large acid- insoluble oligonucleotides, which are then degraded further into small acid-soluble oligonucleotides; Belongs to the XseB family. (74 aa) |
| | xseA | Exodeoxyribonuclease 7 large subunit; Bidirectionally degrades single-stranded DNA into large acid- insoluble oligonucleotides, which are then degraded further into small acid-soluble oligonucleotides; Belongs to the XseA family. (401 aa) |
| | metA | Homoserine O-succinyltransferase; Transfers an acetyl group from acetyl-CoA to L-homoserine, forming acetyl-L-homoserine; Belongs to the MetA family. (310 aa) |
| | ldh_1 | L-lactate dehydrogenase; Catalyzes the conversion of lactate to pyruvate. Belongs to the LDH/MDH superfamily. LDH family. (319 aa) |
| | dinB_1 | DNA polymerase IV; Poorly processive, error-prone DNA polymerase involved in untargeted mutagenesis. Copies undamaged DNA at stalled replication forks, which arise in vivo from mismatched or misaligned primer ends. These misaligned primers can be extended by PolIV. Exhibits no 3'-5' exonuclease (proofreading) activity. May be involved in translesional synthesis, in conjunction with the beta clamp from PolIII. (398 aa) |
| | glyQS | Glycine--tRNA ligase; Catalyzes the attachment of glycine to tRNA(Gly). Belongs to the class-II aminoacyl-tRNA synthetase family. (465 aa) |
| | era | Bex protein; An essential GTPase that binds both GDP and GTP, with rapid nucleotide exchange. Plays a role in 16S rRNA processing and 30S ribosomal subunit biogenesis and possibly also in cell cycle regulation and energy metabolism. (302 aa) |
| | cspA_1 | Cold shock protein CspA. (67 aa) |
| | serC | Phosphoserine aminotransferase; Catalyzes the reversible conversion of 3- phosphohydroxypyruvate to phosphoserine and of 3-hydroxy-2-oxo-4- phosphonooxybutanoate to phosphohydroxythreonine. (362 aa) |
| | leuB_1 | 3-isopropylmalate dehydrogenase; Catalyzes the oxidation of 3-carboxy-2-hydroxy-4- methylpentanoate (3-isopropylmalate) to 3-carboxy-4-methyl-2- oxopentanoate. The product decarboxylates to 4-methyl-2 oxopentanoate. (366 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. (428 aa) |
| | infA | Translation initiation factor IF-1; One of the essential components for the initiation of protein synthesis. Stabilizes the binding of IF-2 and IF-3 on the 30S subunit to which N-formylmethionyl-tRNA(fMet) subsequently binds. Helps modulate mRNA selection, yielding the 30S pre-initiation complex (PIC). Upon addition of the 50S ribosomal subunit IF-1, IF-2 and IF-3 are released leaving the mature 70S translation initiation complex. (72 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. (214 aa) |
| | rlmI_1 | Ribosomal RNA large subunit methyltransferase I. (285 aa) |
| | tuf | Elongation factor Tu; This protein promotes the GTP-dependent binding of aminoacyl- tRNA to the A-site of ribosomes during protein biosynthesis. (395 aa) |
| | fusA_1 | Vegetative protein 19; Catalyzes the GTP-dependent ribosomal translocation step during translation elongation. During this step, the ribosome changes from the pre-translocational (PRE) to the post-translocational (POST) state as the newly formed A-site-bound peptidyl-tRNA and P-site-bound deacylated tRNA move to the P and E sites, respectively. Catalyzes the coordinated movement of the two tRNA molecules, the mRNA and conformational changes in the ribosome; Belongs to the TRAFAC class translation factor GTPase superfamily. Classic translation factor GTPase family. EF-G/EF-2 subfamily. (705 aa) |
| | lysS | Lysine--tRNA ligase; Belongs to the class-II aminoacyl-tRNA synthetase family. (653 aa) |
| | coaX | Type III pantothenate kinase; Catalyzes the phosphorylation of pantothenate (Pan), the first step in CoA biosynthesis. (264 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. (330 aa) |
| | metG_1 | Methionine--tRNA ligase; Is required not only for elongation of protein synthesis but also for the initiation of all mRNA translation through initiator tRNA(fMet) aminoacylation. (665 aa) |
| | phoU_1 | Phosphate transport system protein phoU homolog; Plays a role in the regulation of phosphate uptake. (218 aa) |
| | rimN | t(6)A37 threonylcarbamoyladenosine biosynthesis protein RimN; Required for the formation of a threonylcarbamoyl group on adenosine at position 37 (t(6)A37) in tRNAs that read codons beginning with adenine. (350 aa) |
| | cobB_1 | NAD-dependent deacetylase; NAD-dependent protein deacetylase which modulates the activities of several enzymes which are inactive in their acetylated form; Belongs to the sirtuin family. Class U subfamily. (240 aa) |
| | rsmI | Ribosomal RNA small subunit methyltransferase I; Catalyzes the 2'-O-methylation of the ribose of cytidine 1402 (C1402) in 16S rRNA. (281 aa) |
| | mobA | Probable molybdopterin-guanine dinucleotide biosynthesis protein A; Transfers a GMP moiety from GTP to Mo-molybdopterin (Mo-MPT) cofactor (Moco or molybdenum cofactor) to form Mo-molybdopterin guanine dinucleotide (Mo-MGD) cofactor; Belongs to the MobA family. (358 aa) |
