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algP algP algQ algQ algC algC phzB1 phzB1 gyrB gyrB exoT exoT oprE oprE pilG pilG pilH pilH pilJ pilJ chpA chpA mexA mexA mexB mexB oprM oprM mucA mucA mucB mucB oprD oprD flgK flgK flgL flgL fliD fliD fleQ fleQ fliF fliF fliI fliI oprH oprH fliN fliN fliO fliO pcrH pcrH popB popB popD popD pscI pscI oprF oprF phzB2 phzB2 fusA2 fusA2 PA2291 PA2291 pvdQ pvdQ pvdP pvdP PA2393 PA2393 pvdO pvdO pvdF pvdF fpvA fpvA pvdL pvdL oprN oprN fabV fabV xcpT xcpT xcpP xcpP fimV fimV oprB oprB oprP oprP oprO oprO flgM flgM oprC oprC pilF pilF ampC ampC rplF rplF rpsJ rpsJ tufA tufA fusA1 fusA1 rpsL rpsL rpoC rpoC rpoB rpoB tufB tufB fimU fimU pilX pilX pilY1 pilY1 oprJ oprJ motB motB pilO pilO rho rho
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query proteins and first shell of interactors
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second shell of interactors
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proteins of unknown 3D structure
filled nodes:
a 3D structure is known or predicted
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Known Interactions
from curated databases
experimentally determined
Predicted Interactions
gene neighborhood
gene fusions
gene co-occurrence
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textmining
co-expression
protein homology
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algPAlginate regulatory protein AlgP; The promoter for a critical alginate biosynthetic gene, AlgD, encoding GDP-mannose dehydrogenase, is activated only under conditions reminiscent of the cystic fibrosis lung (i.e. under high osmolarity), and at least two regulatory genes, AlgP and AlgQ, have been implicated in this activation process. (352 aa)
algQAlginate regulatory protein AlgQ; The promoter for a critical alginate biosynthetic gene, AlgD, encoding GDP-mannose dehydrogenase, is activated only under conditions reminiscent of the cystic fibrosis lung (i.e. under high osmolarity), and at least two regulatory genes, AlgP and AlgQ, have been implicated in this activation process. (160 aa)
algCPhosphomannomutase AlgC; Highly reversible phosphoryltransferase. The phosphomannomutase activity produces a precursor for alginate polymerization, the alginate layer causes a mucoid phenotype and provides a protective barrier against host immune defenses and antibiotics. Also involved in core lipopolysaccaride (LPS) biosynthesis due to its phosphoglucomutase activity. Essential for rhamnolipid production, an exoproduct correlated with pathogenicity. Required for biofilm production. The reaction proceeds via 2 processive phosphoryl transferase reactions; first from enzyme-phospho-Ser-1 [...] (463 aa)
phzB1Probable phenazine biosynthesis protein; Involved in the biosynthesis of the antibiotic phenazine, a nitrogen-containing heterocyclic molecule. PhzB1 (operon phzA1B1C1E1F1G1) has a role in the biosynthesis of the phenazine during planktonic growth; Belongs to the PhzA/PhzB family. (162 aa)
gyrBDNA 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. (806 aa)
exoTProduct name confidence: Class 1 (Function experimentally demonstrated in P. aeruginosa). (457 aa)
oprEAnaerobically-induced outer membrane porin OprE precursor; Product name confidence: Class 1 (Function experimentally demonstrated in P. aeruginosa). (460 aa)
pilGTwitching motility protein PilG; Is involved in pilus biosynthesis and twitching motility. May act as a single-domain response regulator whose function may be to receive a certain environmental signal(s) and then transduce that signal to the pilus assembly machinery via specific protein-protein interactions. (135 aa)
pilHTwitching motility protein PilH; May be a part of a signal-transduction system that regulates twitching motility by controlling pilus function (extension and retraction). (121 aa)
pilJTwitching motility protein PilJ; May be a part of a signal-transduction system that regulates twitching motility by controlling pilus function (extension and retraction). (682 aa)
chpAComponent of chemotactic signal transduction system; Product name confidence: Class 1: Function experimentally demonstrated in P. aeruginosa. (2472 aa)
mexAResistance-Nodulation-Cell Division (RND) multidrug efflux membrane fusion protein MexA precursor; The periplasmic linker component of the MexAB-OprM efflux system that confers multidrug resistance. Also functions as the major efflux pump for n-hexane and p-xylene efflux. Over-expression of the pump increases antibiotic and solvent efflux capacities. Required for assembly of the MexA/MexB/OprM complex. Implicated in the secretion of the siderophore pyoverdine; Belongs to the membrane fusion protein (MFP) (TC 8.A.1) family. (383 aa)
mexBResistance-Nodulation-Cell Division (RND) multidrug efflux transporter MexB; The inner membrane transporter component of the MexAB-OprM efflux system that confers multidrug resistance. Also functions as the major efflux pump for n-hexane and p-xylene efflux. Over-expression of the pump increases antibiotic and solvent efflux capacities. Implicated in the secretion of the siderophore pyoverdine; Belongs to the resistance-nodulation-cell division (RND) (TC 2.A.6) family. (1046 aa)
oprMMajor intrinsic multiple antibiotic resistance efflux outer membrane protein OprM precursor; The outer membrane component of the MexAB-OprM efflux system that confers multidrug resistance. Also functions as the major efflux pump for n-hexane and p-xylene efflux. Over-expression of the pump increases antibiotic and solvent efflux capacities. Can replace the OprJ outer membrane component of the MexCD-OprJ pump; the antibiotics exported are those exported by the intact MexCD pump, showing that efflux substrate specificity is not conferred by this component. Serves as the outer membrane co [...] (485 aa)
mucAAnti-sigma factor MucA; Negative regulator of the sigma factor AlgU. Plays a role in the differentiation of P.aeruginosa into the alginate-producing form. Inactivation of mucA causes a switch from the non-mucoid to mucoid state resulting in constitutive expression of alginate biosynthetic genes. (194 aa)
mucBNegative regulator for alginate biosynthesis MucB; Negative regulator of the sigma factor AlgU. Plays a role in the differentiation of P.aeruginosa into the alginate-producing form. Inactivation of mucB causes conversion to mucoidy. (316 aa)
oprDBasic amino acid, basic peptide and imipenem outer membrane porin OprD precursor; Porin with a specificity for basic amino acids. Also possesses serine protease activity; Belongs to the outer membrane porin (Opr) (TC 1.B.25) family. (443 aa)
flgKFlagellar hook-associated protein 1 FlgK; Product name confidence: Class 2 (High similarity to functionally studied protein). (683 aa)
flgLFlagellar hook-associated protein type 3 FlgL; Product name confidence: Class 2 (High similarity to functionally studied protein). (439 aa)
fliDFlagellar capping protein FliD; Required for the morphogenesis and for the elongation of the flagellar filament by facilitating polymerization of the flagellin monomers at the tip of growing filament. Forms a capping structure, which prevents flagellin subunits (transported through the central channel of the flagellum) from leaking out without polymerization at the distal end. Essential for motility. Responsible for adhesion to mucin, which is the initial event in colonization by this organism of the airways of cystic fibrosis patients. (474 aa)
fleQTranscriptional regulator FleQ; AAA+ ATPase enhancer-binding protein that acts as a transcription regulator and plays a role in the modulation of mucin adhesion and flagellar gene expression. In addition to flagella genes, regulates also expression of biofilm-related genes. Functions as a transcriptional repressor in the absence of c-di-GMP and as an activator when c-di-GMP is present. (490 aa)
fliFFlagella M-ring outer membrane protein precursor; The M ring may be actively involved in energy transduction. (598 aa)
fliIFlagellum-specific ATP synthase FliI; Probable catalytic subunit of a protein translocase for flagellum-specific export, or a proton translocase involved in local circuits at the flagellum. (451 aa)
oprHPhoP/Q and low Mg2+ inducible outer membrane protein H1 precursor; Product name confidence: Class 1 (Function experimentally demonstrated in P. aeruginosa). (200 aa)
fliNFlagellar motor switch protein FliN; FliN is one of three proteins (FliG, FliN, FliM) that form the rotor-mounted switch complex (C ring), located at the base of the basal body. This complex interacts with the CheY and CheZ chemotaxis proteins, in addition to contacting components of the motor that determine the direction of flagellar rotation (By similarity). Belongs to the FliN/MopA/SpaO family. (157 aa)
fliOFlagellar protein FliO; Involved in flagellar biosynthesis and adherence. May have a role in assisting the proper localization of the various flagellar components and in the localization and assembly of the adhesin on the bacterial surface; Belongs to the FliO/MopB family. (150 aa)
pcrHRegulatory protein PcrH; Product name confidence: Class 1 (Function experimentally demonstrated in P. aeruginosa). (167 aa)
popBTranslocator protein PopB; Product name confidence: Class 1 (Function experimentally demonstrated in P. aeruginosa). (390 aa)
popDTranslocator outer membrane protein PopD precursor; Product name confidence: Class 1 (Function experimentally demonstrated in P. aeruginosa). (295 aa)
pscIType III export protein PscI; Product name confidence: Class 1 (Function experimentally demonstrated in P. aeruginosa). (112 aa)
oprFMajor porin and structural outer membrane porin OprF precursor; Has porin activity, forming small water-filled channels. Also has a structural role in determining cell shape and ability to grow in low-osmolarity medium; Belongs to the outer membrane OOP (TC 1.B.6) superfamily. (350 aa)
phzB2Probable phenazine biosynthesis protein; Involved in the biosynthesis of the antibiotic phenazine, a nitrogen-containing heterocyclic molecule having important roles in virulence, competition and biological control. PhzB2 (operon phzA2B2C2E2F2G2) has a role in the biosynthesis of the phenazine during both planktonic growth and biofilm development, and in host infection during biofilm development; Belongs to the PhzA/PhzB family. (162 aa)
fusA2Elongation factor G; 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. (702 aa)
PA2291Probable glucose-sensitive porin; Product name confidence: Class 3 (Function proposed based on presence of conserved amino acid motif, structural feature or limited sequence similarity to an experimentally studied gene). (452 aa)
pvdQ3-oxo-C12-homoserine lactone acylase PvdQ; Catalyzes the deacylation of acyl-homoserine lactone (AHL or acyl-HSL), releasing homoserine lactone (HSL) and the corresponding fatty acid. Possesses a specificity for the degradation of long-chain acyl-HSLs (side chains of 11 to 14 carbons in length). Degrades 3-oxo- C12-HSL, one of the two main AHL signal molecules of P.aeruginosa, and thereby functions as a quorum quencher, inhibiting the las quorum- sensing system. Therefore, may enable P.aeruginosa to modulate its own quorum-sensing-dependent pathogenic potential. Also appears to be requ [...] (762 aa)
pvdPPvdP; Product name confidence: Class 1 (Function experimentally demonstrated in P. aeruginosa). (544 aa)
PA2393Probable dipeptidase precursor; Product name confidence: Class 3 (Function proposed based on presence of conserved amino acid motif, structural feature or limited sequence similarity to an experimentally studied gene). (448 aa)
pvdOPvdO; Product name confidence: Class 1 (Function experimentally demonstrated in P. aeruginosa). (284 aa)
pvdFPyoverdine synthetase F; Product name confidence: Class 1 (Function experimentally demonstrated in P. aeruginosa). (275 aa)
fpvAFerripyoverdine receptor; Receptor for the siderophore ferripyoverdine. (815 aa)
pvdLPvdL; Product name confidence: Class 1 (Function experimentally demonstrated in P. aeruginosa). (4342 aa)
oprNMultidrug efflux outer membrane protein OprN precursor; Product name confidence: Class 1 (Function experimentally demonstrated in P. aeruginosa). (472 aa)
fabVHypothetical protein; Involved in the final reduction of the elongation cycle of fatty acid synthesis (FAS II). Catalyzes the reduction of a carbon- carbon double bond in an enoyl moiety that is covalently linked to an acyl carrier protein (ACP). It can use both crotonyl-CoA and trans-2- decenoyl-ACP. It is able to convert trans-2-enoyl-ACP of different length (C2 to C16) to the corresponding acyl-ACP. Belongs to the TER reductase family. (398 aa)
xcpTGeneral secretion pathway protein G; Involved in a type II secretion system (T2SS, formerly general secretion pathway, GSP) for the export of proteins. Required for the translocation of a variety of enzymes across the outer membrane. (148 aa)
xcpPSecretion protein XcpP; Involved in a type II secretion system (T2SS, formerly general secretion pathway, GSP) for the export of proteins (By similarity). Required for the translocation of a variety of enzymes across the outer membrane. (235 aa)
fimVMotility protein FimV; Product name confidence: Class 1 (Function experimentally demonstrated in P. aeruginosa). (919 aa)
oprBGlucose/carbohydrate outer membrane porin OprB precursor; Substrate-selective channel for a variety of different sugars. Could potentially facilitate the diffusion of diverse compounds, dependent on the presence of a hydroxyl group, but is presumably restricted to carbohydrates. Involved in the transport of glucose, mannitol, fructose and glycerol (sugars able to support the growth of P.aeruginosa). Facilitates glucose diffusion across the outer membrane. (454 aa)
oprPPhosphate-specific outer membrane porin OprP precursor; Anion specific, the binding site has higher affinity for phosphate than chloride ions. Porin O has a higher affinity for polyphosphates (tripolyphosphate and pyrophosphate) while porin P has a higher affinity for orthophosphate. (440 aa)
oprOPyrophosphate-specific outer membrane porin OprO precursor; Anion specific, the binding site has higher affinity for phosphate than chloride ions. Porin O has a higher affinity for polyphosphates (tripolyphosphate and pyrophosphate) while porin P has a higher affinity for orthophosphate; Belongs to the OprO/OprP family. (438 aa)
flgMFlgM; Class 1: Function experimentally demonstrated in P. aeruginosa. (107 aa)
oprCPutative copper transport outer membrane porin OprC precursor; Product name confidence: Class 1 (Function experimentally demonstrated in P. aeruginosa). (723 aa)
pilFType 4 fimbrial biogenesis protein PilF; Product name confidence: Class 1 (Function experimentally demonstrated in P. aeruginosa). (252 aa)
ampCBeta-lactamase precursor; Product name confidence: Class 1 (Function experimentally demonstrated in P. aeruginosa); Belongs to the class-C beta-lactamase family. (397 aa)
rplF50S ribosomal protein L6; This protein binds to the 23S rRNA, and is important in its secondary structure. It is located near the subunit interface in the base of the L7/L12 stalk, and near the tRNA binding site of the peptidyltransferase center; Belongs to the universal ribosomal protein uL6 family. (177 aa)
rpsJ30S ribosomal protein S10; Involved in the binding of tRNA to the ribosomes. Belongs to the universal ribosomal protein uS10 family. (103 aa)
tufAElongation factor Tu; This protein promotes the GTP-dependent binding of aminoacyl- tRNA to the A-site of ribosomes during protein biosynthesis. (397 aa)
fusA1Elongation factor G; 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. (706 aa)
rpsL30S ribosomal protein S12; With S4 and S5 plays an important role in translational accuracy. (123 aa)
rpoCDNA-directed RNA polymerase beta* chain; DNA-dependent RNA polymerase catalyzes the transcription of DNA into RNA using the four ribonucleoside triphosphates as substrates. (1399 aa)
rpoBDNA-directed RNA polymerase beta chain; DNA-dependent RNA polymerase catalyzes the transcription of DNA into RNA using the four ribonucleoside triphosphates as substrates. (1357 aa)
tufBElongation factor Tu; Product name confidence: Class 2 (High similarity to functionally studied protein). (397 aa)
fimUType 4 fimbrial biogenesis protein FimU; Product name confidence: Class 1 (Function experimentally demonstrated in P. aeruginosa). (168 aa)
pilXType 4 fimbrial biogenesis protein PilX; Product name confidence: Class 1 (Function experimentally demonstrated in P. aeruginosa). (195 aa)
pilY1Type 4 fimbrial biogenesis protein PilY1; Involved in pilus assembly, twitching motility and adhesion to host cells. Primes type IV pili (T4P) assembly and is required for inclusion of minor pilins PilV, PilW and PilX to the surface pili. Stabilizes assembled pilus fibers likely by antagonizing retraction mediated by PilT. Calcium-binding and calcium release by PilY1 seem to be essential for twitching motility and for regulation of pilus retraction dynamics of PilT (By similarity). (1161 aa)
oprJMultidrug efflux outer membrane protein OprJ precursor; Channel-forming component of a multidrug resistance efflux pump; Belongs to the outer membrane factor (OMF) (TC 1.B.17) family. (479 aa)
motBChemotaxis protein MotB; Product name confidence: Class 2 (High similarity to functionally studied protein). (347 aa)
pilOType 4 fimbrial biogenesis protein PilO; Product name confidence: Class 1 (Function experimentally demonstrated in P. aeruginosa). (207 aa)
rhoTranscription termination factor Rho; Facilitates transcription termination by a mechanism that involves Rho binding to the nascent RNA, activation of Rho's RNA- dependent ATPase activity, and release of the mRNA from the DNA template. (419 aa)
Your Current Organism:
Pseudomonas aeruginosa
NCBI taxonomy Id: 208964
Other names: P. aeruginosa PAO1, Pseudomonas aeruginosa PAO1, Pseudomonas sp. PAO1
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