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Toll-like receptor 4

A Toll-like receptor 4 that is encoded in the genome of human. [PRO:CNA, UniProtKB:O00206]

Synonyms

EC 3.2.2.6;
hToll

Research

Bioassay Publications (5)

TimeframeStudies on this Protein(%)All Drugs %
pre-19900 (0.00)18.7374
1990's0 (0.00)18.2507
2000's1 (20.00)29.6817
2010's2 (40.00)24.3611
2020's2 (40.00)2.80

Compounds (5)

Drugs with Inhibition Measurements

DrugTaxonomyMeasurementAverage (mM)Bioassay(s)Publication(s)
carvedilolHomo sapiens (human)IC5032.220011
methotrexateHomo sapiens (human)IC501.040011
parthenolideHomo sapiens (human)IC501.400011
resatorvidHomo sapiens (human)IC500.680011
crx-526Homo sapiens (human)IC500.002411

Enables

This protein enables 10 target(s):

TargetCategoryDefinition
lipopolysaccharide bindingmolecular functionBinding to a lipopolysaccharide. [PMID:11079463]
amyloid-beta bindingmolecular functionBinding to an amyloid-beta peptide/protein. [GOC:hjd]
lipopolysaccharide immune receptor activitymolecular functionCombining with a lipopolysaccharide and transmitting the signal across the cell membrane to initiate an innate immune response. Lipopolysaccharides (LPS) are major components of the outer membrane of Gram-negative bacteria, making them prime targets for recognition by the immune system. [PMID:14609719, PMID:15379975]
transmembrane signaling receptor activitymolecular functionCombining with an extracellular or intracellular signal and transmitting the signal from one side of the membrane to the other to initiate a change in cell activity or state as part of signal transduction. [GOC:go_curators, Wikipedia:Transmembrane_receptor]
signaling receptor bindingmolecular functionBinding to one or more specific sites on a receptor molecule, a macromolecule that undergoes combination with a hormone, neurotransmitter, drug or intracellular messenger to initiate a change in cell function. [GOC:bf, GOC:ceb, ISBN:0198506732]
protein bindingmolecular functionBinding to a protein. [GOC:go_curators]
signaling receptor activitymolecular functionReceiving a signal and transmitting it in the cell to initiate a change in cell activity. A signal is a physical entity or change in state that is used to transfer information in order to trigger a response. [GOC:bf, GOC:signaling]
identical protein bindingmolecular functionBinding to an identical protein or proteins. [GOC:jl]
protein heterodimerization activitymolecular functionBinding to a nonidentical protein to form a heterodimer. [GOC:ai]
NAD+ nucleotidase, cyclic ADP-ribose generatingmolecular functionCatalysis of the reaction: NAD+ + H2O = nicotinamide + ADP-ribose, in a two steps reaction: first an ADP-ribosyl cyclase reaction, followed by a cyclic ADP-ribose hydrolase reaction. [GOC:dph, GOC:pad, GOC:PARL, GOC:pde, PMID:11866528]

Located In

This protein is located in 9 target(s):

TargetCategoryDefinition
rufflecellular componentProjection at the leading edge of a crawling cell; the protrusions are supported by a microfilament meshwork. [ISBN:0124325653]
phagocytic cupcellular componentAn invagination of the cell membrane formed by an actin dependent process during phagocytosis. Following internalization it is converted into a phagosome. [PMID:10358769]
cytoplasmcellular componentThe contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures. [ISBN:0198547684]
early endosomecellular componentA membrane-bounded organelle that receives incoming material from primary endocytic vesicles that have been generated by clathrin-dependent and clathrin-independent endocytosis; vesicles fuse with the early endosome to deliver cargo for sorting into recycling or degradation pathways. [GOC:mah, NIF_Subcellular:nlx_subcell_20090701, PMID:19696797]
plasma membranecellular componentThe membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins. [ISBN:0716731363]
external side of plasma membranecellular componentThe leaflet of the plasma membrane that faces away from the cytoplasm and any proteins embedded or anchored in it or attached to its surface. [GOC:dos, GOC:tb]
cell surfacecellular componentThe external part of the cell wall and/or plasma membrane. [GOC:jl, GOC:mtg_sensu, GOC:sm]
endosome membranecellular componentThe lipid bilayer surrounding an endosome. [GOC:mah]
perinuclear region of cytoplasmcellular componentCytoplasm situated near, or occurring around, the nucleus. [GOC:jid]

Active In

This protein is active in 2 target(s):

TargetCategoryDefinition
plasma membranecellular componentThe membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins. [ISBN:0716731363]
endosome membranecellular componentThe lipid bilayer surrounding an endosome. [GOC:mah]

Part Of

This protein is part of 2 target(s):

TargetCategoryDefinition
receptor complexcellular componentAny protein complex that undergoes combination with a hormone, neurotransmitter, drug or intracellular messenger to initiate a change in cell function. [GOC:go_curators]
lipopolysaccharide receptor complexcellular componentA multiprotein complex that consists of at least three proteins, CD14, TLR4, and MD-2, each of which is glycosylated and which functions as a lipopolysaccharide (LPS) receptor that primes the innate immune response against bacterial pathogens. [PMID:11706042, PMID:9665271]

Involved In

This protein is involved in 84 target(s):

TargetCategoryDefinition
toll-like receptor signaling pathwaybiological processThe series of molecular signals initiated by a ligand binding to a toll-like receptor of a target cell. Toll-like receptors directly bind pattern motifs from a variety of microbial sources to initiate an innate immune response. [GO_REF:0000022, GOC:add, ISBN:0781735149, PMID:12467241, PMID:12524386, PMID:12855817, PMID:15585605, PMID:15728447]
wound healing involved in inflammatory responsebiological processThe series of events that restore integrity to damaged tissue that contribute to an inflammatory response. [GOC:jal, ISBN:0721601871]
B cell proliferation involved in immune responsebiological processThe expansion of a B cell population by cell division following B cell activation during an immune response. [GOC:jal]
nitric oxide production involved in inflammatory responsebiological processThe synthesis or release of nitric oxide following a stimulus as part of an inflammatory response, resulting in an increase in its intracellular or extracellular levels. [GOC:add, ISBN:0781735149]
regulation of dendritic cell cytokine productionbiological processAny process that modulates the frequency, rate, or extent of dendritic cell cytokine production. [GOC:add]
MyD88-dependent toll-like receptor signaling pathwaybiological processA toll-like receptor signaling pathway in which the MyD88 adaptor molecule mediates transduction of the signal. Toll-like receptors directly bind pattern motifs from a variety of microbial sources to initiate an innate immune response. [GOC:add, ISBN:0781735149, PMID:12467241, PMID:12524386, PMID:12855817, PMID:15585605, PMID:15728447]
nitric oxide biosynthetic processbiological processThe chemical reactions and pathways resulting in the formation of nitric oxide, nitrogen monoxide (NO), a colorless gas only slightly soluble in water. [GOC:ai]
phagocytosisbiological processA vesicle-mediated transport process that results in the engulfment of external particulate material by phagocytes and their delivery to the lysosome. The particles are initially contained within phagocytic vacuoles (phagosomes), which then fuse with primary lysosomes to effect digestion of the particles. [ISBN:0198506732]
immune responsebiological processAny immune system process that functions in the calibrated response of an organism to a potential internal or invasive threat. [GO_REF:0000022, GOC:add]
I-kappaB phosphorylationbiological processThe process of introducing a phosphate group into an inhibitor of kappa B (I-kappaB) protein. Phosphorylation of I-kappaB targets I-kappaB for ubiquitination and proteasomal degradation, thus releasing bound NF-kappaB dimers, which can translocate to the nucleus to bind DNA and regulate transcription. [GOC:bf, GOC:jl, PMID:21772278, PMID:7594468]
JNK cascadebiological processA MAPK cascade containing at least the JNK (MAPK8) MAP kinase. It starts with the activation of JUN3K (a MAPK3K), which activates JNKK a MAP2K), which in turn activates JNK. The cascade can also contain an additional tier: the upstream MAP4K. The kinases in each tier phosphorylate and activate the kinases in the downstream tier. The JNK cascade is activated by stress signals, as well as by G protein-coupled receptors, growth factors, and cytokines, and results in cellular responses such as cell proliferation, cell differentiation, apoptosis and inflammation. [PMID:11790549, PMID:20811974, PMID:23125017]
gene expressionbiological processThe process in which a gene's sequence is converted into a mature gene product (protein or RNA). This includes the production of an RNA transcript and its processing, as well as translation and maturation for protein-coding genes. [GOC:txnOH-2018, PMID:25934543, PMID:31580950]
positive regulation of platelet activationbiological processAny process that increases the rate or frequency of platelet activation. Platelet activation is a series of progressive, overlapping events triggered by exposure of the platelets to subendothelial tissue. [GOC:dph, GOC:sl, GOC:tb]
positive regulation of gene expressionbiological processAny process that increases the frequency, rate or extent of gene expression. Gene expression is the process in which a gene's coding sequence is converted into a mature gene product (protein or RNA). [GOC:txnOH-2018]
astrocyte developmentbiological processThe process aimed at the progression of an astrocyte over time, from initial commitment of the cell to a specific fate, to the fully functional differentiated cell. An astrocyte is the most abundant type of glial cell. Astrocytes provide support for neurons and regulate the environment in which they function. [GOC:dgh, GOC:ef]
microglia differentiationbiological processThe process in which a relatively unspecialized cell acquires specialized features of a microglial cell. Microglia are glial cells that act as the immune cells of the central nervous system. They form part of the supporting structure of this system. [GOC:ef]
positive regulation of smooth muscle cell migrationbiological processAny process that activates, maintains or increases the frequency, rate or extent of smooth muscle cell migration. [CL:0000192, GOC:mtg_muscle]
detection of fungusbiological processThe series of events in which a stimulus from a fungus is received and converted into a molecular signal. [GOC:hb]
positive regulation of B cell proliferationbiological processAny process that activates or increases the rate or extent of B cell proliferation. [GOC:mah]
response to lipopolysaccharidebiological processAny process that results in a change in state or activity of an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a lipopolysaccharide stimulus; lipopolysaccharide is a major component of the cell wall of gram-negative bacteria. [GOC:add, ISBN:0721601464]
detection of lipopolysaccharidebiological processThe series of events in which a lipopolysaccharide stimulus is received by a cell and converted into a molecular signal. Lipopolysaccharide is a major component of the cell wall of gram-negative bacteria. [GOC:add, PMID:15998797]
negative regulation of type II interferon productionbiological processAny process that stops, prevents, or reduces the frequency, rate, or extent of interferon-gamma production. Interferon-gamma is also known as type II interferon. [GOC:add, GOC:mah, PMID:15546383]
negative regulation of interleukin-17 productionbiological processAny process that stops, prevents, or reduces the frequency, rate, or extent of production of any member of the interleukin-17 family of cytokines. [GOC:add, GOC:mah, PMID:16482511]
negative regulation of interleukin-23 productionbiological processAny process that stops, prevents, or reduces the frequency, rate, or extent of interleukin-23 production. [GOC:mah]
negative regulation of interleukin-6 productionbiological processAny process that stops, prevents, or reduces the frequency, rate, or extent of interleukin-6 production. [GOC:mah]
negative regulation of tumor necrosis factor productionbiological processAny process that stops, prevents, or reduces the frequency, rate, or extent of tumor necrosis factor production. [GOC:mah, PMID:10891884, PMID:15560120]
positive regulation of chemokine productionbiological processAny process that activates or increases the frequency, rate, or extent of chemokine production. [GOC:mah]
positive regulation of interferon-alpha productionbiological processAny process that activates or increases the frequency, rate, or extent of interferon-alpha production. [GOC:mah, PMID:15546383]
positive regulation of interferon-beta productionbiological processAny process that activates or increases the frequency, rate, or extent of interferon-beta production. [GOC:mah, PMID:15546383]
positive regulation of type II interferon productionbiological processAny process that activates or increases the frequency, rate, or extent of interferon-gamma production. Interferon-gamma is also known as type II interferon. [GOC:add, GOC:mah, PMID:15546383]
positive regulation of interleukin-1 beta productionbiological processAny process that activates or increases the frequency, rate, or extent of interleukin-1 beta production. [GOC:mah]
positive regulation of interleukin-1 productionbiological processAny process that activates or increases the frequency, rate, or extent of interleukin-1 production. [GOC:mah]
positive regulation of interleukin-10 productionbiological processAny process that activates or increases the frequency, rate, or extent of interleukin-10 production. [GOC:mah]
positive regulation of interleukin-12 productionbiological processAny process that activates or increases the frequency, rate, or extent of interleukin-12 production. [GOC:mah]
positive regulation of interleukin-6 productionbiological processAny process that activates or increases the frequency, rate, or extent of interleukin-6 production. [GOC:mah]
positive regulation of interleukin-8 productionbiological processAny process that activates or increases the frequency, rate, or extent of interleukin-8 production. [GOC:mah]
positive regulation of tumor necrosis factor productionbiological processAny process that activates or increases the frequency, rate or extent of tumor necrosis factor production. [GO_REF:0000058, GOC:TermGenie, PMID:10891884, PMID:15560120]
positive regulation of stress-activated MAPK cascadebiological processAny process that activates or increases the frequency, rate or extent of signal transduction mediated by the stress-activated MAPK cascade. [GOC:mah]
toll-like receptor 4 signaling pathwaybiological processThe series of molecular signals initiated by a ligand binding to toll-like receptor 4. [GOC:add, PMID:16551253, PMID:17328678]
TRIF-dependent toll-like receptor signaling pathwaybiological processThe series of molecular signals initiated by a ligand binding to a toll-like receptor where the TRIF adaptor mediates transduction of the signal. Toll-like receptors directly bind pattern motifs from a variety of microbial sources to initiate an innate immune response. [GOC:BHF, PMID:12855817]
cellular response to platelet-derived growth factor stimulusbiological processAny process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a platelet-derived growth factor stimulus. [GOC:yaf]
T-helper 1 type immune responsebiological processAn immune response which is associated with resistance to intracellular bacteria, fungi, and protozoa, and pathological conditions such as arthritis, and which is typically orchestrated by the production of particular cytokines by T-helper 1 cells, most notably interferon-gamma, IL-2, and lymphotoxin. [GOC:add, ISBN:0781735149]
macrophage activationbiological processA change in morphology and behavior of a macrophage resulting from exposure to a cytokine, chemokine, cellular ligand, or soluble factor. [GOC:mgi_curators, ISBN:0781735149, PMID:14506301]
defense response to bacteriumbiological processReactions triggered in response to the presence of a bacterium that act to protect the cell or organism. [GOC:jl]
positive regulation of macrophage activationbiological processAny process that stimulates, induces or increases the rate of macrophage activation. [GOC:jl]
positive regulation of canonical NF-kappaB signal transductionbiological processAny process that activates or increases the frequency, rate or extent of a canonical NF-kappaB signaling cascade. [GOC:jl]
innate immune responsebiological processInnate immune responses are defense responses mediated by germline encoded components that directly recognize components of potential pathogens. [GO_REF:0000022, GOC:add, GOC:ebc, GOC:mtg_sensu]
MHC class II biosynthetic processbiological processThe chemical reactions and pathways resulting in the formation of major histocompatibility protein class II. [GOC:go_curators]
positive regulation of MHC class II biosynthetic processbiological processAny process that activates or increases the frequency, rate or extent of the chemical reactions and pathways resulting in the formation of MHC class II. [GOC:go_curators]
positive regulation of nitric oxide biosynthetic processbiological processAny process that activates or increases the frequency, rate or extent of the chemical reactions and pathways resulting in the formation of nitric oxide. [GOC:go_curators]
negative regulation of osteoclast differentiationbiological processAny process that stops, prevents, or reduces the frequency, rate or extent of osteoclast differentiation. [GOC:go_curators]
positive regulation of transcription by RNA polymerase IIbiological processAny process that activates or increases the frequency, rate or extent of transcription from an RNA polymerase II promoter. [GOC:go_curators, GOC:txnOH]
positive regulation of JNK cascadebiological processAny process that activates or increases the frequency, rate or extent of signal transduction mediated by the JNK cascade. [GOC:bf]
positive regulation of smooth muscle cell proliferationbiological processAny process that activates or increases the rate or extent of smooth muscle cell proliferation. [CL:0000192, GOC:ebc]
positive regulation of inflammatory responsebiological processAny process that activates or increases the frequency, rate or extent of the inflammatory response. [GOC:ai]
defense response to Gram-negative bacteriumbiological processReactions triggered in response to the presence of a Gram-negative bacterium that act to protect the cell or organism. [GOC:ai]
positive regulation of NF-kappaB transcription factor activitybiological processAny process that activates or increases the frequency, rate or extent of activity of the transcription factor NF-kappaB. [GOC:dph, GOC:tb, PMID:15087454, PMID:15170030]
stress-activated MAPK cascadebiological processA MAPK cascade that starts with the activation of a stress-activated MAP kinase cascade. [GOC:ai, PMID:15936270]
positive regulation of nitric-oxide synthase biosynthetic processbiological processAny process that activates or increases the frequency, rate or extent of the chemical reactions and pathways resulting in the formation of a nitric oxide synthase enzyme. [GOC:ai]
intestinal epithelial structure maintenancebiological processA tissue homeostatic process required for the maintenance of the structure of the intestinal epithelium. [GOC:BHF, GOC:dph, GOC:tb]
positive regulation of macrophage cytokine productionbiological processAny process that increases the rate, frequency or extent of macrophage cytokine production. Macrophage cytokine production is the appearance of a chemokine due to biosynthesis or secretion following a cellular stimulus, resulting in an increase in its intracellular or extracellular levels. [GOC:dph, GOC:tb]
ERK1 and ERK2 cascadebiological processA MAPK cascade containing at least the ERK1 or ERK2 MAP kinases. It starts with the activation of a MAP3K, and the consecutive activation of a MPK2K and of ERK1 or ERK2. The cascade can also contain an additional tier: the upstream MAP4K. The kinases in each tier phosphorylate and activate the kinase in the downstream tier. The ERK1/ERK2 cascade is activated by mitogens, growth factors, G protein-coupled receptors, and results in cellular responses such as cell proliferation, cell differentiation and development. [PMID:20811974, PMID:23125017, PMID:28903453]
negative regulation of ERK1 and ERK2 cascadebiological processAny process that stops, prevents, or reduces the frequency, rate or extent of signal transduction mediated by the ERK1 and ERK2 cascade. [GOC:add, ISBN:0121245462, ISBN:0896039986]
positive regulation of ERK1 and ERK2 cascadebiological processAny process that activates or increases the frequency, rate or extent of signal transduction mediated by the ERK1 and ERK2 cascade. [GOC:mah]
nucleotide-binding oligomerization domain containing 1 signaling pathwaybiological processThe series of molecular signals initiated by the binding of a ligand (such as a bacterial peptidoglycan) to a cytoplasmic nucleotide-binding oligomerization domain containing 1 (NOD1) protein receptor, and ending with regulation of a downstream cellular process. [GOC:add, PMID:17944960, PMID:18585455]
positive regulation of nucleotide-binding oligomerization domain containing 1 signaling pathwaybiological processAny process that activates or increases the frequency, rate, or extent of the nucleotide-binding oligomerization domain containing 1 (NOD1) pathway. [GOC:add]
nucleotide-binding oligomerization domain containing 2 signaling pathwaybiological processThe series of molecular signals initiated by the binding of a ligand (such as a bacterial peptidoglycan) to a cytoplasmic nucleotide-binding oligomerization domain containing 2 (NOD2) protein receptor, and ending with regulation of a downstream cellular process. [GOC:add, PMID:17944960, PMID:18585455]
positive regulation of nucleotide-binding oligomerization domain containing 2 signaling pathwaybiological processAny process that activates or increases the frequency, rate, or extent of the nucleotide-binding oligomerization domain containing 2 (NOD2) pathway. [GOC:add]
cellular response to lipopolysaccharidebiological processAny process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a lipopolysaccharide stimulus; lipopolysaccharide is a major component of the cell wall of gram-negative bacteria. [GOC:mah]
cellular response to lipoteichoic acidbiological processAny process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a lipoteichoic acid stimulus; lipoteichoic acid is a major component of the cell wall of gram-positive bacteria and typically consists of a chain of glycerol-phosphate repeating units linked to a glycolipid anchor. [GOC:mah]
cellular response to mechanical stimulusbiological processAny process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a mechanical stimulus. [GOC:mah]
cellular response to type II interferonbiological processAny process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of an interferon-gamma stimulus. Interferon gamma is the only member of the type II interferon found so far. [GOC:mah]
negative regulation of cold-induced thermogenesisbiological processAny process that stops, prevents, or reduces the rate of cold-induced thermogenesis. [PMID:27876809]
cellular response to oxidised low-density lipoprotein particle stimulusbiological processAny process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of an oxidized lipoprotein particle stimulus. [GOC:aruk, GOC:BHF, PMID:20037584, PMID:27607416]
positive regulation of cytokine production involved in inflammatory responsebiological processAny process that activates or increases the frequency, rate or extent of cytokine production involved in inflammatory response. [GOC:TermGenie]
positive regulation of NLRP3 inflammasome complex assemblybiological processAny process that activates or increases the frequency, rate or extent of NLRP3 inflammasome complex assembly. [GOC:TermGenie]
positive regulation of non-canonical NF-kappaB signal transductionbiological processAny process that activates or increases the frequency, rate or extent of the non-canonical NF-kappaB cascade. [GOC:TermGenie]
positive regulation of reactive oxygen species biosynthetic processbiological processAny process that activates or increases the frequency, rate or extent of reactive oxygen species biosynthetic process. [GO_REF:0000058, GOC:bf, GOC:PARL, GOC:TermGenie, PMID:24252804]
positive regulation of cellular response to macrophage colony-stimulating factor stimulusbiological processAny process that activates or increases the frequency, rate or extent of cellular response to macrophage colony-stimulating factor stimulus. [GO_REF:0000058, GOC:BHF, GOC:nc, GOC:TermGenie, PMID:19100238]
positive regulation of matrix metallopeptidase secretionbiological processAny process that activates or increases the frequency, rate or extent of matrix metallopeptidase secretion. [GO_REF:0000058, GOC:TermGenie, PMID:8679543]
cellular response to amyloid-betabiological processAny process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a amyloid-beta stimulus. [GO_REF:0000071, GOC:TermGenie, PMID:23555824]
positive regulation of chemokine (C-X-C motif) ligand 2 productionbiological processAny process that activates or increases the frequency, rate or extent of chemokine (C-X-C motif) ligand 2 production. [GOC:BHF, GOC:mah]
positive regulation of extrinsic apoptotic signaling pathwaybiological processAny process that activates or increases the frequency, rate or extent of extrinsic apoptotic signaling pathway. [GOC:mtg_apoptosis]
inflammatory responsebiological processThe immediate defensive reaction (by vertebrate tissue) to infection or injury caused by chemical or physical agents. The process is characterized by local vasodilation, extravasation of plasma into intercellular spaces and accumulation of white blood cells and macrophages. [GO_REF:0000022, ISBN:0198506732]