Page last updated: 2024-10-24
dephosphorylation
Definition
Target type: biologicalprocess
The process of removing one or more phosphoric (ester or anhydride) residues from a molecule. [ISBN:0198506732]
Dephosphorylation is a fundamental biological process that involves the removal of a phosphate group (PO43-) from a molecule. This process is catalyzed by enzymes called phosphatases, which specifically target phosphorylated molecules.
Dephosphorylation plays a crucial role in regulating various cellular processes, including:
* **Signal transduction:** Dephosphorylation terminates signaling pathways by removing phosphate groups from signaling molecules, such as proteins, lipids, and carbohydrates. This inactivation of signaling molecules ensures that the signal is not perpetuated indefinitely.
* **Protein activity:** Dephosphorylation can activate or inactivate proteins by altering their conformation and binding properties. This is essential for regulating a wide range of cellular functions, such as enzyme activity, transcription, and cell cycle progression.
* **Metabolic pathways:** Dephosphorylation is involved in the regulation of metabolic pathways, such as glucose metabolism and lipid metabolism. For example, dephosphorylation of glycogen phosphorylase inactivates the enzyme, preventing the breakdown of glycogen into glucose.
* **Cellular localization:** Dephosphorylation can influence the localization of proteins within the cell by altering their interactions with other molecules or cellular compartments. This is important for processes such as protein trafficking and organelle function.
The mechanism of dephosphorylation involves the following steps:
1. **Substrate binding:** The phosphatase enzyme binds to the phosphorylated substrate, recognizing the specific phosphate group and its surrounding amino acid residues.
2. **Hydrolysis:** The phosphatase catalyzes the hydrolysis of the phosphate group, breaking the bond between the phosphate and the substrate.
3. **Product release:** The dephosphorylated substrate and the phosphate group are released from the phosphatase enzyme.
Dephosphorylation is a highly specific process, with different phosphatases targeting specific substrates. This specificity ensures that the appropriate molecules are dephosphorylated at the right time and place, maintaining cellular homeostasis and regulating a wide range of cellular processes.
Dephosphorylation is essential for maintaining cellular function and is tightly regulated by a variety of mechanisms, including:
* **Regulation of phosphatase activity:** Phosphatases can be regulated by various factors, such as phosphorylation, protein-protein interactions, and cellular localization.
* **Control of substrate availability:** The availability of substrates for dephosphorylation is also regulated, ensuring that only the appropriate molecules are targeted.
In summary, dephosphorylation is a vital biological process that plays a critical role in regulating various cellular functions. The precise control of dephosphorylation is essential for maintaining cellular homeostasis and ensuring proper cellular responses to external stimuli.'
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Proteins (15)
| Protein | Definition | Taxonomy |
|---|---|---|
| Intestinal-type alkaline phosphatase | [no definition available] | Bos taurus (cattle) |
| Alkaline phosphatase, tissue-nonspecific isozyme | An alkaline phosphatase, tissue-nonspecific isozyme that is encoded in the genome of human. [PRO:DNx, UniProtKB:P05186] | Homo sapiens (human) |
| Alkaline phosphatase, placental type | An alkaline phosphatase, placental type that is encoded in the genome of human. [PRO:DNx, UniProtKB:P05187] | Homo sapiens (human) |
| Dual specificity protein phosphatase 22 | A dual specificity protein phosphatase 22 that is encoded in the genome of human. [PRO:DNx, UniProtKB:Q9NRW4] | Homo sapiens (human) |
| Alkaline phosphatase, germ cell type | An alkaline phosphatase, germ cell type that is encoded in the genome of human. [PRO:DNx, UniProtKB:P10696] | Homo sapiens (human) |
| Dual specificity protein phosphatase 5 | A dual specificity protein phosphatase 5 that is encoded in the genome of human. [PRO:DNx, UniProtKB:Q16690] | Homo sapiens (human) |
| Serine/threonine-protein phosphatase 2B catalytic subunit alpha isoform | A protein phosphatase 3 catalytic subunit alpha that is encoded in the genome of human. [PRO:CNA, UniProtKB:Q08209] | Homo sapiens (human) |
| Dual specificity protein phosphatase 3 | A dual specificity protein phosphatase 3 that is encoded in the genome of human. [PRO:DNx, UniProtKB:P51452] | Homo sapiens (human) |
| Protein phosphatase 1A | A protein phosphatase 1A that is encoded in the genome of human. [PRO:DNx, UniProtKB:P35813] | Homo sapiens (human) |
| Bifunctional epoxide hydrolase 2 | An epoxide hydrolase 2 that is encoded in the genome of human. [PRO:DNx, UniProtKB:P34913] | Homo sapiens (human) |
| Receptor-type tyrosine-protein phosphatase beta | A receptor-type tyrosine-protein phosphatase beta that is encoded in the genome of human. [PRO:DNx, UniProtKB:P23467] | Homo sapiens (human) |
| Serine/threonine-protein phosphatase 2B catalytic subunit beta isoform | A serine/threonine-protein phosphatase 2B catalytic subunit beta isoform that is encoded in the genome of human. [PRO:DNx, UniProtKB:P16298] | Homo sapiens (human) |
| Intestinal-type alkaline phosphatase | An intestinal alkaline phosphatase that is encoded in the genome of human. [PRO:DNx, UniProtKB:P09923] | Homo sapiens (human) |
| Fructose-1,6-bisphosphatase 1 | A fructose-1,6-bisphosphatase 1 that is encoded in the genome of human. [PRO:DNx, UniProtKB:P09467] | Homo sapiens (human) |
| Receptor-type tyrosine-protein phosphatase C | A receptor-type tyrosine-protein phosphatase C that is encoded in the genome of human. [PRO:CNA, UniProtKB:P08575] | Homo sapiens (human) |
Compounds (137)
| Compound | Definition | Classes | Roles |
|---|---|---|---|
| 4-hydroxyphenylglyoxylic acid | 4-hydroxyphenylglyoxylate : Conjugate base of 4-hydroxyphenylglyoxylic acid. 4-hydroxyphenylglyoxylic acid: RN given refers to parent cpd | phenols | |
| 4-nitrophenylphosphate | 4-nitrophenyl phosphate : An aryl phosphate resulting from the mono-esterification of phosphoric acid with 4-nitrophenol. nitrophenylphosphate: RN given refers to mono(4-nitrophenyl) ester of phosphoric acid | aryl phosphate | mouse metabolite |
| pyridoxal phosphate | pyridoxal 5'-phosphate : The monophosphate ester obtained by condensation of phosphoric acid with the primary hydroxy group of pyridoxal. Pyridoxal Phosphate: This is the active form of VITAMIN B 6 serving as a coenzyme for synthesis of amino acids, neurotransmitters (serotonin, norepinephrine), sphingolipids, aminolevulinic acid. During transamination of amino acids, pyridoxal phosphate is transiently converted into pyridoxamine phosphate (PYRIDOXAMINE). | methylpyridines; monohydroxypyridine; pyridinecarbaldehyde; vitamin B6 phosphate | coenzyme; cofactor; EC 2.7.7.7 (DNA-directed DNA polymerase) inhibitor; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
| 5-iodo-2-(oxaloamino)benzoic acid | organoiodine compound | ||
| rtki cpd | aromatic ether; monochlorobenzenes; quinazolines | antineoplastic agent; antiviral agent; epidermal growth factor receptor antagonist; geroprotector | |
| theophylline | dimethylxanthine | adenosine receptor antagonist; anti-asthmatic drug; anti-inflammatory agent; bronchodilator agent; drug metabolite; EC 3.1.4.* (phosphoric diester hydrolase) inhibitor; fungal metabolite; human blood serum metabolite; immunomodulator; muscle relaxant; vasodilator agent | |
| celecoxib | organofluorine compound; pyrazoles; sulfonamide; toluenes | cyclooxygenase 2 inhibitor; geroprotector; non-narcotic analgesic; non-steroidal anti-inflammatory drug | |
| disulfiram | organic disulfide; organosulfur acaricide | angiogenesis inhibitor; antineoplastic agent; apoptosis inducer; EC 1.2.1.3 [aldehyde dehydrogenase (NAD(+))] inhibitor; EC 3.1.1.1 (carboxylesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; EC 5.99.1.2 (DNA topoisomerase) inhibitor; ferroptosis inducer; fungicide; NF-kappaB inhibitor | |
| ebselen | ebselen : A benzoselenazole that is 1,2-benzoselenazol-3-one carrying an additional phenyl substituent at position 2. Acts as a mimic of glutathione peroxidase. | benzoselenazole | anti-inflammatory drug; antibacterial agent; anticoronaviral agent; antifungal agent; antineoplastic agent; antioxidant; apoptosis inducer; EC 1.13.11.33 (arachidonate 15-lipoxygenase) inhibitor; EC 1.13.11.34 (arachidonate 5-lipoxygenase) inhibitor; EC 1.3.1.8 [acyl-CoA dehydrogenase (NADP(+))] inhibitor; EC 1.8.1.12 (trypanothione-disulfide reductase) inhibitor; EC 2.5.1.7 (UDP-N-acetylglucosamine 1-carboxyvinyltransferase) inhibitor; EC 2.7.10.1 (receptor protein-tyrosine kinase) inhibitor; EC 3.1.3.25 (inositol-phosphate phosphatase) inhibitor; EC 3.4.22.69 (SARS coronavirus main proteinase) inhibitor; EC 3.5.4.1 (cytosine deaminase) inhibitor; EC 5.1.3.2 (UDP-glucose 4-epimerase) inhibitor; enzyme mimic; ferroptosis inhibitor; genotoxin; hepatoprotective agent; neuroprotective agent; radical scavenger |
| emodin | emodin : A trihydroxyanthraquinone that is 9,10-anthraquinone which is substituted by hydroxy groups at positions 1, 3, and 8 and by a methyl group at position 6. It is present in the roots and barks of numerous plants (particularly rhubarb and buckthorn), moulds, and lichens. It is an active ingredient of various Chinese herbs. Emodin: Purgative anthraquinone found in several plants, especially RHAMNUS PURSHIANA. It was formerly used as a laxative, but is now used mainly as a tool in toxicity studies. | trihydroxyanthraquinone | antineoplastic agent; laxative; plant metabolite; tyrosine kinase inhibitor |
| indomethacin | indometacin : A member of the class of indole-3-acetic acids that is indole-3-acetic acid in which the indole ring is substituted at positions 1, 2 and 5 by p-chlorobenzoyl, methyl, and methoxy groups, respectively. A non-steroidal anti-inflammatory drug, it is used in the treatment of musculoskeletal and joint disorders including osteoarthritis, rheumatoid arthritis, gout, bursitis and tendinitis. Indomethacin: A non-steroidal anti-inflammatory agent (NSAID) that inhibits CYCLOOXYGENASE, which is necessary for the formation of PROSTAGLANDINS and other AUTACOIDS. It also inhibits the motility of POLYMORPHONUCLEAR LEUKOCYTES. | aromatic ether; indole-3-acetic acids; monochlorobenzenes; N-acylindole | analgesic; drug metabolite; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; environmental contaminant; gout suppressant; non-steroidal anti-inflammatory drug; xenobiotic; xenobiotic metabolite |
| 1,3-dicyclohexylurea | 1,3-dicyclohexylurea: degradation product of 1-(2-chloroethyl)-3- cyclohexyl-1-nitrosourea; structure | ureas | |
| oxaprozin | oxaprozin : A monocarboxylic acid that is a propionic acid derivative having a 4,5-diphenyl-1,3-oxazol-2-yl substituent at position 3. It is non-steroidal anti-inflammatory drug commonly used to relieve the pain and inflammatory responses associated with osteoarthritis and rheumatoid arthritis. Oxaprozin: An oxazole-propionic acid derivative, cyclooxygenase inhibitor, and non-steroidal anti-inflammatory drug that is used in the treatment of pain and inflammation associated with of OSTEOARTHRITIS; RHEUMATOID ARTHRITIS; and ARTHRITIS, JUVENILE. | 1,3-oxazoles; monocarboxylic acid | analgesic; non-steroidal anti-inflammatory drug |
| pd 153035 | 4-((3-bromophenyl)amino)-6,7-dimethoxyquinazoline: structure given in first source PD-153035 : A member of the class of quinazolines carrying a 3-bromophenylamino substituent at position 4 and two methoxy substituents at positions 6 and 7. | aromatic amine; aromatic ether; bromobenzenes; quinazolines; secondary amino compound | EC 2.7.10.1 (receptor protein-tyrosine kinase) inhibitor; epidermal growth factor receptor antagonist |
| rofecoxib | butenolide; sulfone | analgesic; cyclooxygenase 2 inhibitor; non-steroidal anti-inflammatory drug | |
| rolipram | pyrrolidin-2-ones | antidepressant; EC 3.1.4.* (phosphoric diester hydrolase) inhibitor | |
| suramin | suramin : A member of the class of phenylureas that is urea in which each of the amino groups has been substituted by a 3-({2-methyl-5-[(4,6,8-trisulfo-1-naphthyl)carbamoyl]phenyl}carbamoyl)phenyl group. An activator of both the rabbit skeletal muscle RyR1 and sheep cardiac RyR2 isoform ryanodine receptor channels, it has been used for the treatment of human African trypanosomiasis for over 100 years. Suramin: A polyanionic compound with an unknown mechanism of action. It is used parenterally in the treatment of African trypanosomiasis and it has been used clinically with diethylcarbamazine to kill the adult Onchocerca. (From AMA Drug Evaluations Annual, 1992, p1643) It has also been shown to have potent antineoplastic properties. | naphthalenesulfonic acid; phenylureas; secondary carboxamide | angiogenesis inhibitor; antinematodal drug; antineoplastic agent; apoptosis inhibitor; EC 2.7.11.13 (protein kinase C) inhibitor; GABA antagonist; GABA-gated chloride channel antagonist; purinergic receptor P2 antagonist; ryanodine receptor agonist; trypanocidal drug |
| thiram | thiram : An organic disulfide that results from the formal oxidative dimerisation of N,N-dimethyldithiocarbamic acid. It is widely used as a fungicidal seed treatment. Thiram: A dithiocarbamate chemical, used commercially in the rubber processing industry and as a fungicide. In vivo studies indicate that it inactivates the enzyme GLUTATHIONE REDUCTASE. It has mutagenic activity and may induce chromosomal aberrations. | organic disulfide | antibacterial drug; antifungal agrochemical; antiseptic drug |
| ici 204,219 | zafirlukast: a leukotriene D4 receptor antagonist | carbamate ester; indoles; N-sulfonylcarboxamide | anti-asthmatic agent; leukotriene antagonist |
| phlorhizin | aryl beta-D-glucoside; dihydrochalcones; monosaccharide derivative | antioxidant; plant metabolite | |
| adenosine monophosphate | Adenosine Monophosphate: Adenine nucleotide containing one phosphate group esterified to the sugar moiety in the 2'-, 3'-, or 5'-position. | adenosine 5'-phosphate; purine ribonucleoside 5'-monophosphate | adenosine A1 receptor agonist; cofactor; EC 3.1.3.1 (alkaline phosphatase) inhibitor; EC 3.1.3.11 (fructose-bisphosphatase) inhibitor; fundamental metabolite; micronutrient; nutraceutical |
| leucine | leucine : A branched-chain amino acid that consists of glycine in which one of the hydrogens attached to the alpha-carbon is substituted by an isobutyl group. Leucine: An essential branched-chain amino acid important for hemoglobin formation. | amino acid zwitterion; L-alpha-amino acid; leucine; proteinogenic amino acid; pyruvate family amino acid | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; plant metabolite; Saccharomyces cerevisiae metabolite |
| phenylalanine | L-phenylalanine : The L-enantiomer of phenylalanine. phenylalanine : An aromatic amino acid that is alanine in which one of the methyl hydrogens is substituted by a phenyl group. Phenylalanine: An essential aromatic amino acid that is a precursor of MELANIN; DOPAMINE; noradrenalin (NOREPINEPHRINE), and THYROXINE. | amino acid zwitterion; erythrose 4-phosphate/phosphoenolpyruvate family amino acid; L-alpha-amino acid; phenylalanine; proteinogenic amino acid | algal metabolite; EC 3.1.3.1 (alkaline phosphatase) inhibitor; Escherichia coli metabolite; human xenobiotic metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite |
| tryptophan | tryptophan : An alpha-amino acid that is alanine bearing an indol-3-yl substituent at position 3. Tryptophan: An essential amino acid that is necessary for normal growth in infants and for NITROGEN balance in adults. It is a precursor of INDOLE ALKALOIDS in plants. It is a precursor of SEROTONIN (hence its use as an antidepressant and sleep aid). It can be a precursor to NIACIN, albeit inefficiently, in mammals. | erythrose 4-phosphate/phosphoenolpyruvate family amino acid; L-alpha-amino acid; L-alpha-amino acid zwitterion; proteinogenic amino acid; tryptophan; tryptophan zwitterion | antidepressant; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite |
| 9,10-phenanthrenequinone | 9,10-phenanthrenequinone: structure | phenanthrenes | |
| bis(1-piperidylthiocarbonyl)disulfide | bis(1-piperidylthiocarbonyl)disulfide: indicator for analysis of copper; structure | ||
| monosulfiram | monosulfiram: monosulfide derivative of disulfide DISULFIRAM; structure | organosulfur compound | |
| triclocarban | triclocarban : A member of the class of phenylureas that is urea substituted by a 4-chlorophenyl group and a 3,4-dichlorophenyl group at positions 1 and 3 respectively. triclocarban: bacteriostat; antiseptic in soaps & other cleansing solns; germicide; structure | dichlorobenzene; monochlorobenzenes; phenylureas | antimicrobial agent; antiseptic drug; disinfectant; environmental contaminant; xenobiotic |
| 1,3-diphenylurea | 1,3-diphenylurea : A member of the class of phenylureas that is urea in which one of the hydrogens of each amino group is replaced by a phenyl group. It is present in coconut milk (Cocos nucifera). | phenylureas | cytokinin; plant metabolite |
| dibenzothiazyl disulfide | dibenzothiazol-2-yl disulfide : An organic disulfide resulting from the formal oxidative coupling of the thiol groups of two molecules of 1,3-benzothiazole-2-thiol. It is used as an accelerator in the rubber industry. dibenzothiazyl disulfide: vulcanizing accelerant | benzothiazoles; organic disulfide | allergen |
| homoarginine | L-homoarginine : An L-lysine derivative that is the L-enantiomer of homoarginine. | homoarginine; L-lysine derivative; non-proteinogenic L-alpha-amino acid | biomarker; EC 3.1.3.1 (alkaline phosphatase) inhibitor; human metabolite; rat metabolite; xenobiotic metabolite |
| aloe emodin | Aloe emodin : A dihydroxyanthraquinone that is chrysazin carrying a hydroxymethyl group at position 3. It has been isolated from plant species of the genus Aloe. aloe emodin: structure distinct from emodin; this does not mean emodin from aloe | aromatic primary alcohol; dihydroxyanthraquinone | antineoplastic agent; plant metabolite |
| imperatorin | imperatorin : A member of the class of psoralens that is psoralen substituted by a prenyloxy group at position 8. Isolated from Angelica dahurica and Angelica koreana, it acts as a acetylcholinesterase inhibitor. imperatorin: tumor necrosis factor antagonist; furanocoumarin from West African medicinal plant Clausena anisata; structure in Negwer, 5th ed, #3005 | psoralens | EC 3.1.1.7 (acetylcholinesterase) inhibitor; metabolite |
| oleanolic acid | hydroxy monocarboxylic acid; pentacyclic triterpenoid | plant metabolite | |
| 1,2-naphthoquinone | 1,2-naphthoquinone : The parent structure of the family of 1,2-naphthoquinones, in which the oxo groups of the quinone moiety are at positions 1 and 2 of the naphthalene ring. It is a metabolite of naphthalene and is found in diesel exhaust particles. naphthalene-1,2-dione: structure given in first source | 1,2-naphthoquinones | aryl hydrocarbon receptor agonist; carcinogenic agent |
| diphenyl disulfide | benzenes | ||
| methylphosphonic acid | methylphosphonic acid : A one-carbon compound that is phosphonic acid in which the hydrogen attached to the phosphorus is substituted by a methyl group. | one-carbon compound; phosphonic acids | |
| isobarbaloin | aloin B : A C-glycosyl compound that is beta-D-glucopyranose in which the anomeric hydroxy group is replaced by a 4,5-dihydroxy-2-(hydroxymethyl)-10-oxo-9,10-dihydroanthracen-9-yl moiety (the 9R diastereoisomer). | anthracenes; C-glycosyl compound; cyclic ketone; phenols | laxative; metabolite |
| (4-tert-Butyl-phenoxy)-acetic acid | monocarboxylic acid | ||
| fuberidazole | fuberidazole : A ring assembly consisting of benzimidazole substituted at position 2 by a 2-furyl group. A fungicide used as a seed treatment to control Fusarium spp. in cereals. fuberidazole: fumigant; structure | benzimidazole fungicide; benzimidazoles; furans | antifungal agrochemical |
| levamisole | levamisole : A 6-phenyl-2,3,5,6-tetrahydroimidazo[2,1-b][1,3]thiazole that has S configuration. It is used (generally as the monohydrochloride salt) to treat parasitic worm infections in pigs, sheep and cattle and was formerly used in humans as an adjuvant to chemotherapy for the treatment of various cancers. It is also widely used as an adulterant to coccaine. Levamisole: An antihelminthic drug that has been tried experimentally in rheumatic disorders where it apparently restores the immune response by increasing macrophage chemotaxis and T-lymphocyte function. Paradoxically, this immune enhancement appears to be beneficial in rheumatoid arthritis where dermatitis, leukopenia, and thrombocytopenia, and nausea and vomiting have been reported as side effects. (From Smith and Reynard, Textbook of Pharmacology, 1991, p435-6) | 6-phenyl-2,3,5,6-tetrahydroimidazo[2,1-b][1,3]thiazole | antinematodal drug; antirheumatic drug; EC 3.1.3.1 (alkaline phosphatase) inhibitor; immunological adjuvant; immunomodulator |
| cromolyn sodium | Cromolyn Sodium: A chromone complex that acts by inhibiting the release of chemical mediators from sensitized MAST CELLS. It is used in the prophylactic treatment of both allergic and exercise-induced asthma, but does not affect an established asthmatic attack. disodium cromoglycate : An organic sodium salt that is the disodium salt of cromoglycic acid. | organic sodium salt | anti-asthmatic drug; drug allergen |
| levamisole hydrochloride | organic molecular entity | ||
| 1-(3,4-dihydroxyphenyl)-2-(1-imidazolyl)ethanone | aromatic ketone | ||
| zileuton | 1-benzothiophenes; ureas | anti-asthmatic drug; EC 1.13.11.34 (arachidonate 5-lipoxygenase) inhibitor; ferroptosis inhibitor; leukotriene antagonist; non-steroidal anti-inflammatory drug | |
| aica ribonucleotide | AICA ribonucleotide : A 1-(phosphoribosyl)imidazolecarboxamide that is acadesine in which the hydroxy group at the 5' position has been converted to its monophosphate derivative. AICA ribonucleotide: purine precursor that has antineoplastic activity | 1-(phosphoribosyl)imidazolecarboxamide; aminoimidazole | cardiovascular drug; Escherichia coli metabolite; human metabolite; mouse metabolite; plant metabolite; Saccharomyces cerevisiae metabolite |
| talinolol | ureas | ||
| bufrolin | bufrolin: inhibits the release of histamine; proposed for treatment of hay fever, asthma and skin allergies; minor descriptor (79-86); on line & INDEX MEDICUS search PHENANTHROLINES (79-86); RN given refers to parent cpd | ||
| methyl fluorone black | methyl fluorone black: structure | ||
| benzylphosphonic acid | benzenes | ||
| nsc-87877 | NSC-87877: potent Shp2 (nonreceptor protein tyrosine phosphatase) inhibitor; structure in first source | ||
| rac-glycerol 1-monodecanoate | 1-monodecanoylglycerol : A 1-monoglyceride that has decanoyl (capryl) as the acyl group. rac-1-monodecanoylglycerol : A rac-1-monoacylglycerol composed of equal amounts of 3-decanoyl-sn-glycerol and 1-decanoyl-sn-glycerol. rac-glycerol 1-monodecanoate: a monoglyceride of capric acid | rac-1-monoacylglycerol | |
| mmv665852 | MMV665852: an antischistosomal agent | ||
| 2-(4-hydroxyphenyl)-5,6,7,8-tetrahydroxy-4H-1-benzopyran-4-one | 2-(4-hydroxyphenyl)-5,6,7,8-tetrahydroxy-4H-1-benzopyran-4-one : A pentahydroxyflavone that is flavone substituted by hydroxy groups at positions 5, 6, 7, 8, and 4' respectively. | pentahydroxyflavone | |
| 6,7-dichloroquinoline-5,8-dione | 6,7-dichloro-5,8-quinolinedione: structure in first source | ||
| 1-amino-2-phenylethylphosphonic acid | 1-amino-2-phenylethylphosphonic acid: RN given refers to cpd without isomeric designation: structure given in first source | ||
| fulvestrant | fulvestrant : A 3-hydroxy steroid that is 17beta-estradiol in which the 7alpha hydrogen has been replaced by a nonyl group in which one of the hydrogens of the terminal methyl has been replaced by a (4,4,5,5,5-pentafluoropentyl)sulfinyl group. An estrogen receptor antagonist, it is used in the treatment of breast cancer. Fulvestrant: An estradiol derivative and estrogen receptor antagonist that is used for the treatment of estrogen receptor-positive, locally advanced or metastatic breast cancer. | 17beta-hydroxy steroid; 3-hydroxy steroid; organofluorine compound; sulfoxide | antineoplastic agent; estrogen antagonist; estrogen receptor antagonist |
| cryptotanshinone | cryptotanshinone: from Salvia miltiorrhiza | abietane diterpenoid | anticoronaviral agent |
| biotin | vitamin B7 : Any member of a group of vitamers that belong to the chemical structural class called biotins that exhibit biological activity against vitamin B7 deficiency. Vitamin B7 deficiency is very rare in individuals who take a normal balanced diet. Foods rich in biotin are egg yolk, liver, cereals, vegetables (spinach, mushrooms) and rice. Symptoms associated with vitamin B7 deficiency include thinning hair, scaly skin rashes around eyes, nose and mouth, and brittle nails. The vitamers include biotin and its ionized and salt forms. | biotins; vitamin B7 | coenzyme; cofactor; Escherichia coli metabolite; fundamental metabolite; human metabolite; mouse metabolite; nutraceutical; prosthetic group; Saccharomyces cerevisiae metabolite |
| ro 21-7634 | 2-methoxy-11-oxo-11H-pyrido(2,1-b)quinazoline-8-carboxylic acid: NM same as N1 (9CI); RN given refers to parent cpd; structure in first source | ||
| dioxiram | dioxiram: structure given in first source | ||
| methylphosphonothiolate | organothiophosphorus compound | ||
| sorafenib | (trifluoromethyl)benzenes; aromatic ether; monochlorobenzenes; phenylureas; pyridinecarboxamide | angiogenesis inhibitor; anticoronaviral agent; antineoplastic agent; EC 2.7.11.1 (non-specific serine/threonine protein kinase) inhibitor; ferroptosis inducer; tyrosine kinase inhibitor | |
| 1-Anilino-9,10-dioxo-2-anthroic acid | anthracenes | ||
| 4-[(1,3-dimethyl-2,6-dioxo-7H-purin-8-yl)methylamino]benzoic acid | oxopurine | ||
| 3-(3-pyridinyl)propanoic acid | pyridines | ||
| nsc 663284 | NSC 663284: structure in first source | quinolone | |
| nsc668394 | |||
| gluco-obtusifolin | gluco-obtusifolin: isolated from Cassia obtusifolia; structure in first source | anthraquinone | |
| 2-(oxaloamino)benzoic acid | (oxaloamino)benzoic acid | ||
| cyanoginosin lr | cyanoginosin LR: cyclic heptapeptide from cyanobacterium Microcystis aeruginosa microcystin-LR : A microcystin consisting of D-alanyl, L-leucyl, (3S)-3-methyl-D-beta-aspartyl,L-arginyl, 2S,3S,4E,6E,8S,9S)-3-amino-4,5,6,7-tetradehydro-9-methoxy-2,6,8-trimethyl-10-phenyldecanoyl, D-gamma-glutamyl, and 2,3-didehydro-N-methylalanyl residues joined into a 25-membered macrocycle. Produced by the cyanobacterium Microcystis aeruginosa, it is the most studied of the microcystins. | microcystin | bacterial metabolite; EC 3.1.3.16 (phosphoprotein phosphatase) inhibitor; environmental contaminant; xenobiotic |
| tacrolimus | tacrolimus (anhydrous) : A macrolide lactam containing a 23-membered lactone ring, originally isolated from the fermentation broth of a Japanese soil sample that contained the bacteria Streptomyces tsukubaensis. Tacrolimus: A macrolide isolated from the culture broth of a strain of Streptomyces tsukubaensis that has strong immunosuppressive activity in vivo and prevents the activation of T-lymphocytes in response to antigenic or mitogenic stimulation in vitro. | macrolide lactam | bacterial metabolite; immunosuppressive agent |
| mdl29,951 | |||
| ketoconazole | (2R,4S)-ketoconazole : A cis-1-acetyl-4-(4-{[2-(2,4-dichlorophenyl)-2-(1H-imidazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy}phenyl)piperazine which dioxolane moiety has (2R,4S)-configuration. | cis-1-acetyl-4-(4-{[2-(2,4-dichlorophenyl)-2-(1H-imidazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy}phenyl)piperazine | |
| (+)-usnic acid | usnic acid | ||
| rubrofusarin gentiobioside | rubrofusarin gentiobioside: isolated from seeds of Cassia tora; structure in first source | ||
| cefsulodin | cefsulodin : A pyridinium-substituted semi-synthetic, broad-spectrum, cephalosporin antibiotic. Cefsulodin: A pyridinium-substituted semisynthetic, broad-spectrum antibacterial used especially for Pseudomonas infections in debilitated patients. | cephalosporin; organosulfonic acid; primary carboxamide | antibacterial drug |
| caffeic acid | trans-caffeic acid : The trans-isomer of caffeic acid. | caffeic acid | geroprotector; mouse metabolite |
| 1-(4-Methoxyphenyl)-2-nitroethylene | 4-methoxy-beta-nitrostyrene: has vasodilator activity; structure in first source | methoxybenzenes | |
| 1-(3,4-dihydroxyphenyl)-2-[(4,6-dimethyl-2-pyrimidinyl)thio]ethanone | aromatic ketone | ||
| 4-amino-5-(pyridin-4-yl)-4h-1,2,4-triazole-3-thiol | 4-amino-5-(pyridin-4-yl)-4H-1,2,4-triazole-3-thiol: a ligand of some antineoplastic metal complexes; structure in first source | ||
| 1-cyclohexyl-3-(2-phenylethyl)urea | benzenes | ||
| N-cycloheptyl-1-(4-methylphenyl)sulfonyl-4-piperidinecarboxamide | sulfonamide | ||
| urb 597 | cyclohexyl carbamic acid 3'-carbamoylbiphenyl-3-yl ester: a fatty acid amide hydrolase inhibitor; structure in first source | biphenyls | |
| 1-phenyl-2-nitropropene | 1-phenyl-2-nitropropene: RN given refers to cpd without isomeric designation | ||
| tamoxifen | stilbenoid; tertiary amino compound | angiogenesis inhibitor; antineoplastic agent; bone density conservation agent; EC 1.2.3.1 (aldehyde oxidase) inhibitor; EC 2.7.11.13 (protein kinase C) inhibitor; estrogen antagonist; estrogen receptor antagonist; estrogen receptor modulator | |
| 2,5-dimethoxy-n-(quinolin-3-yl)benzenesulfonamide | 2,5-dimethoxy-N-(quinolin-3-yl)benzenesulfonamide: a tissue-nonspecific alkaline phosphatase inhibitor; structure in first source | quinolines | |
| via 2291 | atreleuton: structure given in first source | ||
| sodium dodecyl sulfate | sodium dodecyl sulfate : An organic sodium salt that is the sodium salt of dodecyl hydrogen sulfate. Sodium Dodecyl Sulfate: An anionic surfactant, usually a mixture of sodium alkyl sulfates, mainly the lauryl; lowers surface tension of aqueous solutions; used as fat emulsifier, wetting agent, detergent in cosmetics, pharmaceuticals and toothpastes; also as research tool in protein biochemistry. | organic sodium salt | detergent; protein denaturant |
| illudalic acid | illudalic acid: isolated from Clitocybe illudens; structure in first source | ||
| quercetin | 7-hydroxyflavonol; pentahydroxyflavone | antibacterial agent; antineoplastic agent; antioxidant; Aurora kinase inhibitor; chelator; EC 1.10.99.2 [ribosyldihydronicotinamide dehydrogenase (quinone)] inhibitor; geroprotector; phytoestrogen; plant metabolite; protein kinase inhibitor; radical scavenger | |
| linoleic acid | linoleic acid : An octadecadienoic acid in which the two double bonds are at positions 9 and 12 and have Z (cis) stereochemistry. Linoleic Acid: A doubly unsaturated fatty acid, occurring widely in plant glycosides. It is an essential fatty acid in mammalian nutrition and is used in the biosynthesis of prostaglandins and cell membranes. (From Stedman, 26th ed) | octadecadienoic acid; omega-6 fatty acid | algal metabolite; Daphnia galeata metabolite; plant metabolite |
| quercitrin | alpha-L-rhamnoside; monosaccharide derivative; quercetin O-glycoside; tetrahydroxyflavone | antileishmanial agent; antioxidant; EC 1.1.1.184 [carbonyl reductase (NADPH)] inhibitor; EC 1.1.1.21 (aldehyde reductase) inhibitor; EC 1.14.18.1 (tyrosinase) inhibitor; plant metabolite | |
| herbacetin | herbacetin : A pentahydroxyflavone that is kaempferol substituted by a hydroxy group at position 8. It is a natural flavonoid from flaxseed which exerts antioxidant, anti-inflammatory and anticancer activities. herbacetin: from Ramose Scouring Rush Herb; structure in first source | 7-hydroxyflavonol; pentahydroxyflavone | angiogenesis inhibitor; anti-inflammatory agent; antilipemic drug; antineoplastic agent; apoptosis inducer; EC 3.4.22.69 (SARS coronavirus main proteinase) inhibitor; EC 4.1.1.17 (ornithine decarboxylase) inhibitor; plant metabolite |
| gossypetin | gossypetin : A hexahydroxyflavone having the hydroxy groups placed at the 3-, 3'-, 4'-, 5- 7- and 8-positions. gossypetin: inhibits activity of penicillinase enzyme in E coli | 7-hydroxyflavonol; hexahydroxyflavone | plant metabolite |
| quercetin 3-o-glucopyranoside | quercetin 3-O-beta-D-glucopyranoside : A quercetin O-glucoside that is quercetin with a beta-D-glucosyl residue attached at position 3. Isolated from Lepisorus contortus, it exhibits antineoplastic activityand has been found to decrease the rate of polymerization and sickling of red blood cells quercetin 3-O-glucopyranoside: structure in first source | beta-D-glucoside; monosaccharide derivative; quercetin O-glucoside; tetrahydroxyflavone | antineoplastic agent; antioxidant; antipruritic drug; bone density conservation agent; geroprotector; histamine antagonist; osteogenesis regulator; plant metabolite |
| rutin | Hydroxyethylrutoside: Monohydroxyethyl derivative of rutin. Peripheral circulation stimulant used in treatment of venous disorders. | disaccharide derivative; quercetin O-glucoside; rutinoside; tetrahydroxyflavone | antioxidant; metabolite |
| baicalein | trihydroxyflavone | angiogenesis inhibitor; anti-inflammatory agent; antibacterial agent; anticoronaviral agent; antifungal agent; antineoplastic agent; antioxidant; apoptosis inducer; EC 1.13.11.31 (arachidonate 12-lipoxygenase) inhibitor; EC 1.13.11.33 (arachidonate 15-lipoxygenase) inhibitor; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; EC 3.4.22.69 (SARS coronavirus main proteinase) inhibitor; EC 4.1.1.17 (ornithine decarboxylase) inhibitor; ferroptosis inhibitor; geroprotector; hormone antagonist; plant metabolite; prostaglandin antagonist; radical scavenger | |
| hyperoside | quercetin 3-O-beta-D-galactopyranoside : A quercetin O-glycoside that is quercetin with a beta-D-galactosyl residue attached at position 3. Isolated from Artemisia capillaris, it exhibits hepatoprotective activity. | beta-D-galactoside; monosaccharide derivative; quercetin O-glycoside; tetrahydroxyflavone | hepatoprotective agent; plant metabolite |
| myricitrin | myricitrin : A glycosyloxyflavone that consists of myricetin attached to a alpha-L-rhamnopyranosyl residue at position 3 via a glycosidic linkage. Isolated from Myrica cerifera, it exhibits anti-allergic activity. myricitrin: isolated from root bark of Myrica cerifera L.; structure | alpha-L-rhamnoside; glycosyloxyflavone; monosaccharide derivative; pentahydroxyflavone | anti-allergic agent; EC 1.14.13.39 (nitric oxide synthase) inhibitor; EC 2.7.11.13 (protein kinase C) inhibitor; plant metabolite |
| scutellarein | scutellarein : Flavone substituted with hydroxy groups at C-4', -5, -6 and -7. scutellarein: aglycone of scutellarin from Scutellaria baicalensis; carthamidin is 2S isomer of scutellarein; do not confuse with isoscutellarein and/or isocarthamidin which are respective regioisomers, or with the scutelarin protein | tetrahydroxyflavone | metabolite |
| ellagic acid | catechols; cyclic ketone; lactone; organic heterotetracyclic compound; polyphenol | antioxidant; EC 1.14.18.1 (tyrosinase) inhibitor; EC 2.3.1.5 (arylamine N-acetyltransferase) inhibitor; EC 2.4.1.1 (glycogen phosphorylase) inhibitor; EC 2.5.1.18 (glutathione transferase) inhibitor; EC 2.7.1.127 (inositol-trisphosphate 3-kinase) inhibitor; EC 2.7.1.151 (inositol-polyphosphate multikinase) inhibitor; EC 2.7.4.6 (nucleoside-diphosphate kinase) inhibitor; EC 2.7.7.7 (DNA-directed DNA polymerase) inhibitor; EC 5.99.1.2 (DNA topoisomerase) inhibitor; EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor; food additive; fungal metabolite; geroprotector; plant metabolite; skin lightening agent | |
| astragalin | kaempferol 3-O-beta-D-glucoside : A kaempferol O-glucoside in which a glucosyl residue is attached at position 3 of kaempferol via a beta-glycosidic linkage. kaempferol-3-O-glucoside: isolated from the pit of Mahkota dewa; structure in first source | beta-D-glucoside; kaempferol O-glucoside; monosaccharide derivative; trihydroxyflavone | plant metabolite; trypanocidal drug |
| cyclosporine | ramihyphin A: one of the metabolites produced by Fusarium sp. S-435; RN given refers to cpd with unknown MF | homodetic cyclic peptide | anti-asthmatic drug; anticoronaviral agent; antifungal agent; antirheumatic drug; carcinogenic agent; dermatologic drug; EC 3.1.3.16 (phosphoprotein phosphatase) inhibitor; geroprotector; immunosuppressive agent; metabolite |
| beta-nitrostyrene | beta-nitrostyrene: RN given refers to cpd without isomeric designation | ||
| isorhamnetin 3-o-glucoside | isorhamnetin 3-O-beta-D-glucopyranoside : A glycosyloxyflavone that is isorhamnetin substituted at position 3 by a beta-D-glucosyl residue. isorhamnetin 3-O-glucoside: from the flowers of Persea gratissima; structure in first source | beta-D-glucoside; glycosyloxyflavone; monomethoxyflavone; monosaccharide derivative; trihydroxyflavone | metabolite |
| su 11248 | monocarboxylic acid amide; pyrroles | angiogenesis inhibitor; antineoplastic agent; EC 2.7.10.1 (receptor protein-tyrosine kinase) inhibitor; immunomodulator; neuroprotective agent; vascular endothelial growth factor receptor antagonist | |
| methyl ferulate | methyl ferulate: inhibits LDL oxidation; isolated from Chrysanthemum coronarium; structure in first source trans-methylferulate : A cinnamate ester that is the methyl ester of ferulic acid. It has been isolated from Pisonia aculeata. | cinnamate ester; guaiacols; methyl ester | plant metabolite |
| 5,6-dichloro-1H-imidazo[4,5-b]pyrazine-2-carboxylic acid | imidazopyrazine | ||
| n-acetyl-s-farnesylcysteine | N-acetyl-S-farnesylcysteine: inhibits prenyl-cysteine carboxyl methyl transferases | sesquiterpenoid | |
| indigo carmine | 3,5-di-O-(E)-caffeoylquinic acid: from roots of Lychnophora ericoides; structure in first source 3,5-di-O-caffeoyl quinic acid : A carboxylic ester that is the diester obtained by the condensation of the hydroxy groups at positions 3 and 5 of (-)-quinic acid with the carboxy group of trans-caffeic acid. Isolated from Brazilian propolis and Suaeda glauca, it exhibits hepatoprotective and cytotoxic activities. | ||
| stigmasterol 3-o-beta-d-glucopyranoside | stigmasterol 3-O-beta-D-glucopyranoside: an antioxidant from Monochoria vaginalis; structure in first source stigmasterol 3-O-beta-D-glucoside : A steroid saponin that is (3beta,22E)-stigmasta-5,22-dien-3-ol attached to a beta-D-glucopyranosyl residue at position 3 via a glycosidic linkage. It is isolated from Symplocos lancifolia. | beta-D-glucoside; monosaccharide derivative; phytosterols; steroid saponin | metabolite |
| 3-nitrobenzaldehyde isonicotinoylhydrazone | 3-nitrobenzaldehyde isonicotinoylhydrazone: structure in first source | ||
| n,n'-((5-(2-amino-5-(2-methylpropyl)-4-thiazolyl)-2-furanyl)phosphinylidene)bis(alanine) diethyl ester | N,N'-((5-(2-amino-5-(2-methylpropyl)-4-thiazolyl)-2-furanyl)phosphinylidene)bis(alanine) diethyl ester: structure in first source | ||
| alloin | alloin: isolated from various species of aloe; structure | diastereoisomeric mixture | EC 1.14.18.1 (tyrosinase) inhibitor; laxative |
| 6-chlorotacrine | 6-chlorotacrine: structure given in first source | ||
| regorafenib | (trifluoromethyl)benzenes; aromatic ether; monochlorobenzenes; monofluorobenzenes; phenylureas; pyridinecarboxamide | antineoplastic agent; hepatotoxic agent; tyrosine kinase inhibitor | |
| n-benzylhexadecanamide | N-benzylhexadecanamide : A macamide resulting from the formal condensation of the carboxy group of hexadecanoic acid with benzylamine. A moderate inhibitor of fatty acid amide hydrolase. N-benzylhexadecanamide: isolated from Lepidium meyenii; structure in first source | macamide; secondary carboxamide | EC 3.5.1.99 (fatty acid amide hydrolase) inhibitor; neuroprotective agent; plant metabolite |
| mb 05032 | |||
| ar 9281 | |||
| 4-(4-(3-adamantan-1-ylureido)cyclohexyloxy)benzoic acid | |||
| N-(3-ethynylphenyl)-6,7-dimethoxy-4-quinazolinamine | quinazolines | ||
| t-tucb | |||
| thiouredopyrenetrisulfonate | N-[1-(methanesulfonyl)piperidin-4-yl]-N'-[4-(trifluoromethoxy)phenyl]urea : A phenylurea that is urea substituted by 1-(methylsulfonyl)piperidin-4-yl and 4-(trifluoromethoxy)phenyl groups at positions 1 and 3 respectively. | phenylureas | EC 3.3.2.10 (soluble epoxide hydrolase) inhibitor |
| 3-(1-(3-(biphenyl-4-ylamino)-3-oxopropyl)-1h-1,2,3-triazol-4-yl)-6-hydroxy-1-methyl-2-phenyl-1h-indole-5-carboxylic acid | 3-(1-(3-(biphenyl-4-ylamino)-3-oxopropyl)-1H-1,2,3-triazol-4-yl)-6-hydroxy-1-methyl-2-phenyl-1H-indole-5-carboxylic acid: an SHP2 inhibitor; structure in first source | ||
| bi 201335 | faldaprevir: inhibits hepatitis C virus NS3 protease | ||
| akb-9778 | AKB-9778: an inhibitor of vascular endothelial-protein tyrosine phosphatase | ||
| tenuifoliside a | tenuifoliside A: isolated from Polygala tenuifolia; structure in first source | ||
| rk 682 | |||
| variabilin | variabilin: an RGD-containing antagonist of glycoprotein IIb-IIIa from the hard tick, Dermacentor variabilis; amino acid sequence given in first source | ||
| au1235 | |||
| gsk2256294 | |||
| zaprinast | zaprinast: anaphylaxis inhibitor; structure | triazolopyrimidines | |
| salinazid | aromatic carboxylic acid; pyridinemonocarboxylic acid | ||
| phthivazide | |||
| streptovaricin c | streptovaricin C: structure given in first source | ||
| galloflavin | galloflavin: structure in first source |