norvaline: differs from valine in being 1 carbon longer instead of branched; RN given refers to (L)-isomer; structure [Medical Subject Headings (MeSH), National Library of Medicine, extracted Dec-2023]
L-2-aminopentanoic acid : A 2-aminopentanoic acid that has S-configuration. [Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res]
| ID Source | ID |
|---|---|
| PubMed CID | 65098 |
| CHEMBL ID | 55612 |
| CHEBI ID | 18314 |
| SCHEMBL ID | 38405 |
| MeSH ID | M0046787 |
| Synonym |
|---|
| AC-12879 |
| norvaline, l- |
| valeric acid, 2-amino- |
| nsc-203786 |
| norvaline |
| pentanoic acid, 2-amino- |
| CHEBI:18314 , |
| (2s)-2-aminopentanoic acid |
| 2s-amino-pentanoic acid |
| LMFA01100041 |
| NVA , |
| 6600-40-4 |
| l-norvaline |
| (s)-2-aminopentanoic acid |
| l-2-aminopentanoic acid |
| l-2-aminopentanoate |
| l-2-aminovaleric acid |
| C01826 |
| l-norvaline, arginase inhibitor |
| DB04185 |
| N-9040 |
| 9555A1CC-4DD7-41F1-9133-98A0F33A16A6 |
| CHEMBL55612 |
| (s)-2-aminovaleric acid |
| N0686 |
| (2s)-2-aminopentanoic acid;l-norvaline |
| A835303 |
| AKOS006240270 |
| l(+)-norvaline |
| pentanoic acid, 2-amino-, (s)- |
| unii-a70uks48fe |
| nsc 203786 |
| alpha-l-aminopentanoic acid |
| norvaline (van) |
| einecs 229-543-3 |
| a70uks48fe , |
| bdbm50357215 |
| l-(+)-norvaline |
| h-nva-oh |
| AM20100599 |
| l-.alpha.-aminovaleric acid |
| norvaline [who-dd] |
| 2s-aminovaleric acid |
| norvaline [mi] |
| norvaline [inci] |
| (s)-(+)-2-aminopentanoic acid |
| SCHEMBL38405 |
| mfcd00064421 |
| SNDPXSYFESPGGJ-BYPYZUCNSA-N |
| (s)-2-amino-pentanoic acid |
| AC-31149 |
| CS-D1371 |
| HY-Y0399 |
| Q418707 |
| AS-13576 |
| DTXSID701018015 |
| EN300-66088 |
| Z1033300662 |
| Excerpt | Reference | Relevance |
|---|---|---|
| " It is well known that some NPAAs are toxic through their ability to mimic protein amino acids, either in protein synthesis or in other metabolic pathways, and this property is utilised by some plants to inhibit the growth of other plants or kill herbivores." | ( Cytotoxicity and mitochondrial dysfunction caused by the dietary supplement l-norvaline. Rodgers, KJ; Samardzic, K, 2019) | 0.51 |
| Excerpt | Reference | Relevance |
|---|---|---|
| "A decrease in nitric oxide (NO) bioavailability has been shown to cause hyperglycemia, type II diabetes mellitus (DM), and chronic cardio-metabolic complications." | ( Antihyperglycemic activity of L-norvaline and L-arginine in high-fat diet and streptozotocin-treated male rats. Avtandilyan, N; Grigoryan, A; Javrushyan, H; Maloyan, A; Nadiryan, E, 2022) | 0.72 |
| Role | Description |
|---|---|
| bacterial metabolite | Any prokaryotic metabolite produced during a metabolic reaction in bacteria. |
| bacterial metabolite | Any prokaryotic metabolite produced during a metabolic reaction in bacteria. |
| hypoglycemic agent | A drug which lowers the blood glucose level. |
| neuroprotective agent | Any compound that can be used for the treatment of neurodegenerative disorders. |
| [role information is derived from Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res] | |
| Class | Description |
|---|---|
| L-alpha-amino acid zwitterion | Zwitterionic form of an L-alpha-amino acid having an anionic carboxy group and a protonated amino group. |
| 2-aminopentanoic acid | An alpha-amino acid that is valeric acid which is substituted at position 2 by an amino group. |
| [compound class information is derived from Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res] | |
| Protein | Taxonomy | Measurement | Average | Min (ref.) | Avg (ref.) | Max (ref.) | Bioassay(s) |
|---|---|---|---|---|---|---|---|
| [prepared from compound, protein, and bioassay information from National Library of Medicine (NLM), extracted Dec-2023] | |||||||
| Process | via Protein(s) | Taxonomy |
|---|---|---|
| monoatomic ion transport | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| amino acid transport | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| taurine transmembrane transport | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| proline transport | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| alanine transport | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| amino acid import across plasma membrane | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| glycine transport | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| proline transmembrane transport | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| proton transmembrane transport | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| L-alanine transport | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| [Information is prepared from geneontology information from the June-17-2024 release] | ||
| Process | via Protein(s) | Taxonomy |
|---|---|---|
| amino acid:proton symporter activity | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| proline:proton symporter activity | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| taurine transmembrane transporter activity | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| protein binding | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| amino acid transmembrane transporter activity | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| alanine transmembrane transporter activity | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| L-alanine transmembrane transporter activity | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| L-proline transmembrane transporter activity | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| glycine transmembrane transporter activity | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| [Information is prepared from geneontology information from the June-17-2024 release] | ||
| Process | via Protein(s) | Taxonomy |
|---|---|---|
| lysosomal membrane | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| endoplasmic reticulum | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| plasma membrane | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| apical plasma membrane | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| vacuolar membrane | Proton-coupled amino acid transporter 1 | Homo sapiens (human) |
| [Information is prepared from geneontology information from the June-17-2024 release] | ||
| Assay ID | Title | Year | Journal | Article |
|---|---|---|---|---|
| AID26797 | Partition coefficient (logP) | 1987 | Journal of medicinal chemistry, Oct, Volume: 30, Issue:10 | Quantitative structure-activity relationships of the bitter thresholds of amino acids, peptides, and their derivatives. |
| AID630741 | Inhibition of human PAT1-mediated L-[3H]proline uptake in human Caco2 cells after 10 mins by liquid scintillation counting | 2011 | Bioorganic & medicinal chemistry, Nov-01, Volume: 19, Issue:21 | Three-dimensional quantitative structure-activity relationship analyses of substrates of the human proton-coupled amino acid transporter 1 (hPAT1). |
| AID224503 | Effect on rate of GTP hydrolysis in the GTP binding protein ras p21 | 1998 | Bioorganic & medicinal chemistry letters, May-05, Volume: 8, Issue:9 | Prediction of the GTPase activities by using the semiempirical molecular orbital theory. |
| AID233318 | Bitter threshold value | 1987 | Journal of medicinal chemistry, Oct, Volume: 30, Issue:10 | Quantitative structure-activity relationships of the bitter thresholds of amino acids, peptides, and their derivatives. |
| [information is prepared from bioassay data collected from National Library of Medicine (NLM), extracted Dec-2023] | ||||
| Timeframe | Studies, This Drug (%) | All Drugs % |
|---|---|---|
| pre-1990 | 39 (26.71) | 18.7374 |
| 1990's | 26 (17.81) | 18.2507 |
| 2000's | 23 (15.75) | 29.6817 |
| 2010's | 47 (32.19) | 24.3611 |
| 2020's | 11 (7.53) | 2.80 |
| [information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023] | ||
| Publication Type | This drug (%) | All Drugs (%) |
|---|---|---|
| Trials | 0 (0.00%) | 5.53% |
| Reviews | 1 (0.64%) | 6.00% |
| Case Studies | 0 (0.00%) | 4.05% |
| Observational | 0 (0.00%) | 0.25% |
| Other | 155 (99.36%) | 84.16% |
| [information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023] | ||
| Substance | Relationship Strength | Studies | Trials | Classes | Roles |
|---|---|---|---|---|---|
| acetoacetic acid acetoacetic acid : A 3-oxo monocarboxylic acid that is butyric acid bearing a 3-oxo substituent. | 1.99 | 1 | 0 | 3-oxo fatty acid; ketone body | metabolite |
| gamma-aminobutyric acid gamma-Aminobutyric Acid: The most common inhibitory neurotransmitter in the central nervous system.. gamma-aminobutyric acid : A gamma-amino acid that is butanoic acid with the amino substituent located at C-4. | 2.39 | 2 | 0 | amino acid zwitterion; gamma-amino acid; monocarboxylic acid | human metabolite; neurotransmitter; Saccharomyces cerevisiae metabolite; signalling molecule |
| 5-aminovaleric acid 5-aminovaleric acid: from red fox anal secretion; RN given refers to parent cpd. 5-aminopentanoic acid : A delta-amino acid comprising pentanoic acid with an amino substituent at C-5; a methylene homologue of gamma-aminobutyric acid (GABA) that is a weak GABA agonist. | 2.64 | 3 | 0 | amino acid zwitterion; delta-amino acid; omega-amino fatty acid | human metabolite |
| ammonium hydroxide azane : Saturated acyclic nitrogen hydrides having the general formula NnHn+2. | 2.89 | 4 | 0 | azane; gas molecular entity; mononuclear parent hydride | EC 3.5.1.4 (amidase) inhibitor; metabolite; mouse metabolite; neurotoxin; NMR chemical shift reference compound; nucleophilic reagent; refrigerant |
| beta-alanine [no description available] | 2.06 | 1 | 0 | amino acid zwitterion; beta-amino acid | agonist; fundamental metabolite; human metabolite; inhibitor; neurotransmitter |
| betaine glycine betaine : The amino acid betaine derived from glycine. | 2.42 | 2 | 0 | amino-acid betaine; glycine derivative | fundamental metabolite |
| 1-butanol 1-Butanol: A four carbon linear hydrocarbon that has a hydroxy group at position 1.. butan-1-ol : A primary alcohol that is butane in which a hydrogen of one of the methyl groups is substituted by a hydroxy group. It it produced in small amounts in humans by the gut microbes. | 7.37 | 2 | 0 | alkyl alcohol; primary alcohol; short-chain primary fatty alcohol | human metabolite; mouse metabolite; protic solvent |
| butyric acid Butyric Acid: A four carbon acid, CH3CH2CH2COOH, with an unpleasant odor that occurs in butter and animal fat as the glycerol ester.. butyrate : A short-chain fatty acid anion that is the conjugate base of butyric acid, obtained by deprotonation of the carboxy group.. butyric acid : A straight-chain saturated fatty acid that is butane in which one of the terminal methyl groups has been oxidised to a carboxy group. | 7.63 | 2 | 0 | fatty acid 4:0; straight-chain saturated fatty acid | human urinary metabolite; Mycoplasma genitalium metabolite |
| carbamates [no description available] | 2.87 | 4 | 0 | amino-acid anion | |
| carbamyl phosphate Carbamyl Phosphate: The monoanhydride of carbamic acid with PHOSPHORIC ACID. It is an important intermediate metabolite and is synthesized enzymatically by CARBAMYL-PHOSPHATE SYNTHASE (AMMONIA) and CARBAMOYL-PHOSPHATE SYNTHASE (GLUTAMINE-HYDROLYZING). | 3.76 | 11 | 0 | acyl monophosphate; one-carbon compound | Escherichia coli metabolite; mouse metabolite |
| aminooxyacetic acid Aminooxyacetic Acid: A compound that inhibits aminobutyrate aminotransferase activity in vivo, thereby raising the level of gamma-aminobutyric acid in tissues.. (aminooxy)acetic acid : A member of the class of hydroxylamines that is acetic acid substituted at postion 2 by an aminooxy group. It is a compound which inhibits aminobutyrate aminotransferase activity in vivo, resulting in increased levels of gamma-aminobutyric acid in tissues. | 1.96 | 1 | 0 | amino acid; hydroxylamines; monocarboxylic acid | anticonvulsant; EC 2.6.1.19 (4-aminobutyrate--2-oxoglutarate transaminase) inhibitor; EC 4.2.1.22 (cystathionine beta-synthase) inhibitor; nootropic agent |
| 3-hydroxybutyric acid 3-Hydroxybutyric Acid: BUTYRIC ACID substituted in the beta or 3 position. It is one of the ketone bodies produced in the liver.. 3-hydroxybutyric acid : A straight-chain 3-hydroxy monocarboxylic acid comprising a butyric acid core with a single hydroxy substituent in the 3- position; a ketone body whose levels are raised during ketosis, used as an energy source by the brain during fasting in humans. Also used to synthesise biodegradable plastics. | 1.99 | 1 | 0 | (omega-1)-hydroxy fatty acid; 3-hydroxy monocarboxylic acid; hydroxybutyric acid | human metabolite |
| guaiacol Guaiacol: An agent thought to have disinfectant properties and used as an expectorant. (From Martindale, The Extra Pharmacopoeia, 30th ed, p747). methylcatechol : Any member of the class of catechols carrying one or more methyl substituents.. guaiacol : A monomethoxybenzene that consists of phenol with a methoxy substituent at the ortho position. | 2.41 | 1 | 0 | guaiacols | disinfectant; EC 1.1.1.25 (shikimate dehydrogenase) inhibitor; expectorant; plant metabolite |
| hippuric acid hippuric acid: RN given refers to parent cpd; structure in Merck Index, 9th ed, #4591. N-benzoylglycine : An N-acylglycine in which the acyl group is specified as benzoyl. | 1.97 | 1 | 0 | N-acylglycine | human blood serum metabolite; uremic toxin |
| aminocaproic acid Aminocaproic Acid: An antifibrinolytic agent that acts by inhibiting plasminogen activators which have fibrinolytic properties.. 6-aminohexanoic acid : An epsilon-amino acid comprising hexanoic acid carrying an amino substituent at position C-6. Used to control postoperative bleeding, and to treat overdose effects of the thrombolytic agents streptokinase and tissue plasminogen activator. | 2.06 | 1 | 0 | amino acid zwitterion; epsilon-amino acid; omega-amino fatty acid | antifibrinolytic drug; hematologic agent; metabolite |
| creatine [no description available] | 2.06 | 1 | 0 | glycine derivative; guanidines; zwitterion | geroprotector; human metabolite; mouse metabolite; neuroprotective agent; nutraceutical |
| alanylalanine alanylalanine: RN given refers to (DL)-isomer | 1.97 | 1 | 0 | dipeptide | |
| alanine [no description available] | 2.38 | 2 | 0 | alpha-amino acid; amino acid zwitterion | fundamental metabolite |
| lactic acid Lactic Acid: A normal intermediate in the fermentation (oxidation, metabolism) of sugar. The concentrated form is used internally to prevent gastrointestinal fermentation. (From Stedman, 26th ed). 2-hydroxypropanoic acid : A 2-hydroxy monocarboxylic acid that is propanoic acid in which one of the alpha-hydrogens is replaced by a hydroxy group. | 1.99 | 1 | 0 | 2-hydroxy monocarboxylic acid | algal metabolite; Daphnia magna metabolite |
| diacetyl butane-2,3-dione : An alpha-diketone that is butane substituted by oxo groups at positions 2 and 3. It is a metabolite produced during the malolactic fermentation. | 1.95 | 1 | 0 | alpha-diketone | Escherichia coli metabolite; Saccharomyces cerevisiae metabolite |
| glycine [no description available] | 8.73 | 10 | 0 | alpha-amino acid; amino acid zwitterion; proteinogenic amino acid; serine family amino acid | EC 2.1.2.1 (glycine hydroxymethyltransferase) inhibitor; fundamental metabolite; hepatoprotective agent; micronutrient; neurotransmitter; NMDA receptor agonist; nutraceutical |
| glycocyamine glycocyamine: RN given refers to parent cpd; structure. guanidinoacetate : A monocarboxylic acid anion that is the conjugate base of guanidinoacetic acid, obtained by deprotonation of the carboxy group.. guanidinoacetic acid : The N-amidino derivative of glycine. | 2.06 | 1 | 0 | guanidinoacetic acids; zwitterion | bacterial metabolite; human metabolite; mouse metabolite; nutraceutical; rat metabolite |
| hydrogen carbonate Bicarbonates: Inorganic salts that contain the -HCO3 radical. They are an important factor in determining the pH of the blood and the concentration of bicarbonate ions is regulated by the kidney. Levels in the blood are an index of the alkali reserve or buffering capacity.. hydrogencarbonate : The carbon oxoanion resulting from the removal of a proton from carbonic acid. | 1.96 | 1 | 0 | carbon oxoanion | cofactor; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
| hydrogen Hydrogen: The first chemical element in the periodic table with atomic symbol H, and atomic number 1. Protium (atomic weight 1) is by far the most common hydrogen isotope. Hydrogen also exists as the stable isotope DEUTERIUM (atomic weight 2) and the radioactive isotope TRITIUM (atomic weight 3). Hydrogen forms into a diatomic molecule at room temperature and appears as a highly flammable colorless and odorless gas.. dihydrogen : An elemental molecule consisting of two hydrogens joined by a single bond. | 2.02 | 1 | 0 | elemental hydrogen; elemental molecule; gas molecular entity | antioxidant; electron donor; food packaging gas; fuel; human metabolite |
| dihydroxyphenylalanine Dihydroxyphenylalanine: A beta-hydroxylated derivative of phenylalanine. The D-form of dihydroxyphenylalanine has less physiologic activity than the L-form and is commonly used experimentally to determine whether the pharmacological effects of LEVODOPA are stereospecific.. dopa : A hydroxyphenylalanine carrying hydroxy substituents at positions 3 and 4 of the benzene ring. | 2.02 | 1 | 0 | hydroxyphenylalanine; non-proteinogenic alpha-amino acid; tyrosine derivative | human metabolite |
| kynurenine Kynurenine: A metabolite of the essential amino acid tryptophan metabolized via the tryptophan-kynurenine pathway.. kynurenine : A ketone that is alanine in which one of the methyl hydrogens is substituted by a 2-aminobenzoyl group. | 2 | 1 | 0 | aromatic ketone; non-proteinogenic alpha-amino acid; substituted aniline | human metabolite |
| orotic acid Orotic Acid: An intermediate product in PYRIMIDINE synthesis which plays a role in chemical conversions between DIHYDROFOLATE and TETRAHYDROFOLATE.. orotic acid : A pyrimidinemonocarboxylic acid that is uracil bearing a carboxy substituent at position C-6. | 2.66 | 3 | 0 | pyrimidinemonocarboxylic acid | Escherichia coli metabolite; metabolite; mouse metabolite |
| phenol [no description available] | 2.15 | 1 | 0 | phenols | antiseptic drug; disinfectant; human xenobiotic metabolite; mouse metabolite |
| picolinic acid picolinic acid: iron-chelating agent that inhibits DNA synthesis; may interfere with iron-dependent production of stable free organic radical which is essential for ribonucleotide reductase formation of deoxyribonucleotides; RN given refers to parent cpd; structure in Merck Index, 9th ed, #7206. picolinic acid : A pyridinemonocarboxylic acid in which the carboxy group is located at position 2. It is an intermediate in the metabolism of tryptophan. | 2.06 | 1 | 0 | pyridinemonocarboxylic acid | human metabolite; MALDI matrix material |
| propionic acid propionic acid : A short-chain saturated fatty acid comprising ethane attached to the carbon of a carboxy group. | 1.99 | 1 | 0 | saturated fatty acid; short-chain fatty acid | antifungal drug |
| pyridoxal phosphate 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).. pyridoxal 5'-phosphate : The monophosphate ester obtained by condensation of phosphoric acid with the primary hydroxy group of pyridoxal. | 2.11 | 1 | 0 | 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 |
| pyruvic acid Pyruvic Acid: An intermediate compound in the metabolism of carbohydrates, proteins, and fats. In thiamine deficiency, its oxidation is retarded and it accumulates in the tissues, especially in nervous structures. (From Stedman, 26th ed). pyruvic acid : A 2-oxo monocarboxylic acid that is the 2-keto derivative of propionic acid. It is a metabolite obtained during glycolysis. | 1.99 | 1 | 0 | 2-oxo monocarboxylic acid | cofactor; fundamental metabolite |
| quinolinic acid Quinolinic Acid: A metabolite of tryptophan with a possible role in neurodegenerative disorders. Elevated CSF levels of quinolinic acid are correlated with the severity of neuropsychological deficits in patients who have AIDS.. pyridinedicarboxylic acid : Any member of the class of pyridines carrying two carboxy groups.. quinolinic acid : A pyridinedicarboxylic acid that is pyridine substituted by carboxy groups at positions 2 and 3. It is a metabolite of tryptophan. | 1.99 | 1 | 0 | pyridinedicarboxylic acid | Escherichia coli metabolite; human metabolite; mouse metabolite; NMDA receptor agonist |
| sarcosine cocobetaine: N-alkyl-betaine; cause of shampoo dermatitis | 2.39 | 2 | 0 | N-alkylglycine zwitterion; N-alkylglycine; N-methyl-amino acid; N-methylglycines | Escherichia coli metabolite; glycine receptor agonist; glycine transporter 1 inhibitor; human metabolite; mouse metabolite |
| taurine [no description available] | 2.06 | 1 | 0 | amino sulfonic acid; zwitterion | antioxidant; Escherichia coli metabolite; glycine receptor agonist; human metabolite; mouse metabolite; nutrient; radical scavenger; Saccharomyces cerevisiae metabolite |
| uric acid Uric Acid: An oxidation product, via XANTHINE OXIDASE, of oxypurines such as XANTHINE and HYPOXANTHINE. It is the final oxidation product of purine catabolism in humans and primates, whereas in most other mammals URATE OXIDASE further oxidizes it to ALLANTOIN.. uric acid : An oxopurine that is the final oxidation product of purine metabolism.. 6-hydroxy-1H-purine-2,8(7H,9H)-dione : A tautomer of uric acid having oxo groups at C-2 and C-8 and a hydroxy group at C-6.. 7,9-dihydro-1H-purine-2,6,8(3H)-trione : An oxopurine in which the purine ring is substituted by oxo groups at positions 2, 6, and 8. | 2.25 | 1 | 0 | uric acid | Escherichia coli metabolite; human metabolite; mouse metabolite |
| urea pseudourea: clinical use; structure. isourea : A carboximidic acid that is the imidic acid tautomer of urea, H2NC(=NH)OH, and its hydrocarbyl derivatives. | 3.58 | 9 | 0 | isourea; monocarboxylic acid amide; one-carbon compound | Daphnia magna metabolite; Escherichia coli metabolite; fertilizer; flour treatment agent; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
| 2-amino-5-phosphonovalerate 2-Amino-5-phosphonovalerate: The D-enantiomer is a potent and specific antagonist of NMDA glutamate receptors (RECEPTORS, N-METHYL-D-ASPARTATE). The L form is inactive at NMDA receptors but may affect the AP4 (2-amino-4-phosphonobutyrate; APB) excitatory amino acid receptors. | 1.98 | 1 | 0 | non-proteinogenic alpha-amino acid | NMDA receptor antagonist |
| tramiprosate tramiprosate: GABA receptor agonist and a glycosaminoglycan mimetic; has nootropic acitivity; structure; a sulfonate analog of GABA. 3-aminopropanesulfonic acid : An amino sulfonic acid that is the 3-amino derivative of propanesulfonic acid. | 2.06 | 1 | 0 | amino sulfonic acid; zwitterion | algal metabolite; anti-inflammatory agent; anticonvulsant; GABA agonist; nootropic agent |
| acetazolamide Acetazolamide: One of the CARBONIC ANHYDRASE INHIBITORS that is sometimes effective against absence seizures. It is sometimes useful also as an adjunct in the treatment of tonic-clonic, myoclonic, and atonic seizures, particularly in women whose seizures occur or are exacerbated at specific times in the menstrual cycle. However, its usefulness is transient often because of rapid development of tolerance. Its antiepileptic effect may be due to its inhibitory effect on brain carbonic anhydrase, which leads to an increased transneuronal chloride gradient, increased chloride current, and increased inhibition. (From Smith and Reynard, Textbook of Pharmacology, 1991, p337) | 1.96 | 1 | 0 | monocarboxylic acid amide; sulfonamide; thiadiazoles | anticonvulsant; diuretic; EC 4.2.1.1 (carbonic anhydrase) inhibitor |
| n-acetylphenylalanine N-acetylphenylalanine: RN given refers to (DL)-isomer. N-acetylphenylalanine : The N-acetyl derivative of phenylalanine. | 1.97 | 1 | 0 | N-acetyl-amino acid; phenylalanine derivative | antidepressant; metabolite |
| amobarbital Amobarbital: A barbiturate with hypnotic and sedative properties (but not antianxiety). Adverse effects are mainly a consequence of dose-related CNS depression and the risk of dependence with continued use is high. (From Martindale, The Extra Pharmacopoeia, 30th ed, p565). amobarbital : A member of the class of barbiturates that is pyrimidine-2,4,6(1H,3H,5H)-trione substituted by a 3-methylbutyl and an ethyl group at position 5. Amobarbital has been shown to exhibit sedative and hypnotic properties. | 1.99 | 1 | 0 | barbiturates | |
| ethoxzolamide Ethoxzolamide: A carbonic anhydrase inhibitor used as diuretic and in glaucoma. It may cause hypokalemia.. ethoxzolamide : A sulfonamide that is 1,3-benzothiazole-2-sulfonamide which is substituted by an ethoxy group at position 6. A carbonic anhydrase inhibitor, it has been used in the treatment of glaucoma, and as a diuretic. | 1.98 | 1 | 0 | aromatic ether; benzothiazoles; sulfonamide | antiglaucoma drug; diuretic; EC 4.2.1.1 (carbonic anhydrase) inhibitor |
| guanidine Guanidine: A strong organic base existing primarily as guanidium ions at physiological pH. It is found in the urine as a normal product of protein metabolism. It is also used in laboratory research as a protein denaturant. (From Martindale, the Extra Pharmacopoeia, 30th ed and Merck Index, 12th ed) It is also used in the treatment of myasthenia and as a fluorescent probe in HPLC.. guanidine : An aminocarboxamidine, the parent compound of the guanidines. | 2.05 | 1 | 0 | carboxamidine; guanidines; one-carbon compound | |
| isoguvacine isoguvacine: A GABA agonist; RN given refers to parent cpd; structure | 2.06 | 1 | 0 | tetrahydropyridine | |
| 4-piperidinecarboxylic acid 4-piperidinecarboxylic acid: structure in first source | 2.06 | 1 | 0 | ||
| 2-propanol 2-Propanol: An isomer of 1-PROPANOL. It is a colorless liquid having disinfectant properties. It is used in the manufacture of acetone and its derivatives and as a solvent. Topically, it is used as an antiseptic.. propan-2-ol : A secondary alcohol that is propane in which one of the hydrogens attached to the central carbon is substituted by a hydroxy group. | 2.1 | 1 | 0 | secondary alcohol; secondary fatty alcohol | protic solvent |
| phenobarbital Phenobarbital: A barbituric acid derivative that acts as a nonselective central nervous system depressant. It potentiates GAMMA-AMINOBUTYRIC ACID action on GABA-A RECEPTORS, and modulates chloride currents through receptor channels. It also inhibits glutamate induced depolarizations.. phenobarbital : A member of the class of barbiturates, the structure of which is that of barbituric acid substituted at C-5 by ethyl and phenyl groups. | 2.01 | 1 | 0 | barbiturates | anticonvulsant; drug allergen; excitatory amino acid antagonist; sedative |
| hydroxyproline Hydroxyproline: A hydroxylated form of the imino acid proline. A deficiency in ASCORBIC ACID can result in impaired hydroxyproline formation.. hydroxyproline : A proline derivative that is proline substituted by at least one hydroxy group. | 2.06 | 1 | 0 | 4-hydroxyproline; L-alpha-amino acid zwitterion | human metabolite; mouse metabolite; plant metabolite |
| cysteine [no description available] | 2.4 | 2 | 0 | cysteine zwitterion; cysteine; L-alpha-amino acid; proteinogenic amino acid; serine family amino acid | EC 4.3.1.3 (histidine ammonia-lyase) inhibitor; flour treatment agent; human metabolite |
| alanine Alanine: A non-essential amino acid that occurs in high levels in its free state in plasma. It is produced from pyruvate by transamination. It is involved in sugar and acid metabolism, increases IMMUNITY, and provides energy for muscle tissue, BRAIN, and the CENTRAL NERVOUS SYSTEM.. alanine : An alpha-amino acid that consists of propionic acid bearing an amino substituent at position 2. | 8.95 | 13 | 0 | alanine zwitterion; alanine; L-alpha-amino acid; proteinogenic amino acid; pyruvate family amino acid | EC 4.3.1.15 (diaminopropionate ammonia-lyase) inhibitor; fundamental metabolite |
| serine Serine: A non-essential amino acid occurring in natural form as the L-isomer. It is synthesized from GLYCINE or THREONINE. It is involved in the biosynthesis of PURINES; PYRIMIDINES; and other amino acids.. serine : An alpha-amino acid that is alanine substituted at position 3 by a hydroxy group. | 3.23 | 6 | 0 | L-alpha-amino acid; proteinogenic amino acid; serine family amino acid; serine zwitterion; serine | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
| chloramphenicol Amphenicol: Chloramphenicol and its derivatives. | 2.37 | 2 | 0 | C-nitro compound; carboxamide; diol; organochlorine compound | antibacterial drug; antimicrobial agent; Escherichia coli metabolite; geroprotector; Mycoplasma genitalium metabolite; protein synthesis inhibitor |
| aspartic acid Aspartic Acid: One of the non-essential amino acids commonly occurring in the L-form. It is found in animals and plants, especially in sugar cane and sugar beets. It may be a neurotransmitter.. aspartic acid : An alpha-amino acid that consists of succinic acid bearing a single alpha-amino substituent. L-aspartic acid : The L-enantiomer of aspartic acid. | 2.67 | 3 | 0 | aspartate family amino acid; aspartic acid; L-alpha-amino acid; proteinogenic amino acid | Escherichia coli metabolite; mouse metabolite; neurotransmitter |
| glutamine Glutamine: A non-essential amino acid present abundantly throughout the body and is involved in many metabolic processes. It is synthesized from GLUTAMIC ACID and AMMONIA. It is the principal carrier of NITROGEN in the body and is an important energy source for many cells.. L-glutamine : An optically active form of glutamine having L-configuration.. glutamine : An alpha-amino acid that consists of butyric acid bearing an amino substituent at position 2 and a carbamoyl substituent at position 4. | 2.9 | 4 | 0 | amino acid zwitterion; glutamine family amino acid; glutamine; L-alpha-amino acid; polar amino acid zwitterion; proteinogenic amino acid | EC 1.14.13.39 (nitric oxide synthase) inhibitor; Escherichia coli metabolite; human metabolite; metabolite; micronutrient; mouse metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
| lysine Lysine: An essential amino acid. It is often added to animal feed.. lysine : A diamino acid that is caproic (hexanoic) acid bearing two amino substituents at positions 2 and 6.. L-lysine : An L-alpha-amino acid; the L-isomer of lysine. | 2.89 | 4 | 0 | aspartate family amino acid; L-alpha-amino acid zwitterion; L-alpha-amino acid; lysine; organic molecular entity; proteinogenic amino acid | algal metabolite; anticonvulsant; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite |
| sucrose Saccharum: A plant genus of the family POACEAE widely cultivated in the tropics for the sweet cane that is processed into sugar. | 1.93 | 1 | 0 | glycosyl glycoside | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; osmolyte; Saccharomyces cerevisiae metabolite; sweetening agent |
| adenosine diphosphate Adenosine Diphosphate: Adenosine 5'-(trihydrogen diphosphate). An adenine nucleotide containing two phosphate groups esterified to the sugar moiety at the 5'-position. | 1.96 | 1 | 0 | adenosine 5'-phosphate; purine ribonucleoside 5'-diphosphate | fundamental metabolite; human metabolite |
| uridine [no description available] | 1.97 | 1 | 0 | uridines | drug metabolite; fundamental metabolite; human metabolite |
| tyrosine Tyrosine: A non-essential amino acid. In animals it is synthesized from PHENYLALANINE. It is also the precursor of EPINEPHRINE; THYROID HORMONES; and melanin.. tyrosine : An alpha-amino acid that is phenylalanine bearing a hydroxy substituent at position 4 on the phenyl ring. | 2.35 | 2 | 0 | amino acid zwitterion; erythrose 4-phosphate/phosphoenolpyruvate family amino acid; L-alpha-amino acid; proteinogenic amino acid; tyrosine | EC 1.3.1.43 (arogenate dehydrogenase) inhibitor; fundamental metabolite; micronutrient; nutraceutical |
| leucine Leucine: An essential branched-chain amino acid important for hemoglobin formation.. 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. | 3.76 | 11 | 0 | 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 |
| 2-aminoisobutyric acid 2-aminoisobutyric acid: RN given refers to unlabeled cpd. 2-aminoisobutyric acid : A rare, non-protein amino acid and end-product of pyrimidine metabolism, excreted in urine and found in some antibiotics of fungal origin. With the exception of a few bacteria, it is non-metabolisable, and therefore used in bioassays. | 2.06 | 1 | 0 | 2,2-dialkylglycine zwitterion; 2,2-dialkylglycine | |
| methionine Methionine: A sulfur-containing essential L-amino acid that is important in many body functions.. methionine : A sulfur-containing amino acid that is butyric acid bearing an amino substituent at position 2 and a methylthio substituent at position 4. | 3.51 | 8 | 0 | aspartate family amino acid; L-alpha-amino acid; methionine zwitterion; methionine; proteinogenic amino acid | antidote to paracetamol poisoning; human metabolite; micronutrient; mouse metabolite; nutraceutical |
| phenylalanine Phenylalanine: An essential aromatic amino acid that is a precursor of MELANIN; DOPAMINE; noradrenalin (NOREPINEPHRINE), and THYROXINE.. 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. | 2.35 | 2 | 0 | 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 |
| cycloserine Cycloserine: Antibiotic substance produced by Streptomyces garyphalus.. D-cycloserine : A 4-amino-1,2-oxazolidin-3-one that has R configuration. It is an antibiotic produced by Streptomyces garyphalus or S. orchidaceus and is used as part of a multi-drug regimen for the treatment of tuberculosis when resistance to, or toxicity from, primary drugs has developed. An analogue of D-alanine, it interferes with bacterial cell wall synthesis in the cytoplasm by competitive inhibition of L-alanine racemase (which forms D-alanine from L-alanine) and D-alanine--D-alanine ligase (which incorporates D-alanine into the pentapeptide required for peptidoglycan formation and bacterial cell wall synthesis). | 2.49 | 2 | 0 | 4-amino-1,2-oxazolidin-3-one; organonitrogen heterocyclic antibiotic; organooxygen heterocyclic antibiotic; zwitterion | antiinfective agent; antimetabolite; antitubercular agent; metabolite; NMDA receptor agonist |
| ornithine Ornithine: An amino acid produced in the urea cycle by the splitting off of urea from arginine.. ornithine : An alpha-amino acid that is pentanoic acid bearing two amino substituents at positions 2 and 5. | 4.05 | 15 | 0 | non-proteinogenic L-alpha-amino acid; ornithine | algal metabolite; hepatoprotective agent; mouse metabolite |
| asparagine Asparagine: A non-essential amino acid that is involved in the metabolic control of cell functions in nerve and brain tissue. It is biosynthesized from ASPARTIC ACID and AMMONIA by asparagine synthetase. (From Concise Encyclopedia Biochemistry and Molecular Biology, 3rd ed). asparagine : An alpha-amino acid in which one of the hydrogens attached to the alpha-carbon of glycine is substituted by a 2-amino-2-oxoethyl group. | 2.38 | 2 | 0 | amino acid zwitterion; asparagine; aspartate family amino acid; L-alpha-amino acid; proteinogenic amino acid | Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite |
| histidine Histidine: An essential amino acid that is required for the production of HISTAMINE.. L-histidine : The L-enantiomer of the amino acid histidine.. histidine : An alpha-amino acid that is propanoic acid bearing an amino substituent at position 2 and a 1H-imidazol-4-yl group at position 3. | 2.89 | 4 | 0 | amino acid zwitterion; histidine; L-alpha-amino acid; polar amino acid zwitterion; proteinogenic amino acid | algal metabolite; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
| valine Valine: A branched-chain essential amino acid that has stimulant activity. It promotes muscle growth and tissue repair. It is a precursor in the penicillin biosynthetic pathway.. valine : A branched-chain amino acid that consists of glycine in which one of the hydrogens attached to the alpha-carbon is substituted by an isopropyl group.. L-valine : The L-enantiomer of valine. | 7.38 | 144 | 0 | L-alpha-amino acid zwitterion; L-alpha-amino acid; proteinogenic amino acid; pyruvate family amino acid; valine | algal metabolite; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
| threonine Threonine: An essential amino acid occurring naturally in the L-form, which is the active form. It is found in eggs, milk, gelatin, and other proteins.. threonine : An alpha-amino acid in which one of the hydrogens attached to the alpha-carbon of glycine is substituted by a 1-hydroxyethyl group. | 2.65 | 3 | 0 | amino acid zwitterion; aspartate family amino acid; L-alpha-amino acid; proteinogenic amino acid; threonine | algal metabolite; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite |
| tryptophan 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.. tryptophan : An alpha-amino acid that is alanine bearing an indol-3-yl substituent at position 3. | 2.88 | 4 | 0 | erythrose 4-phosphate/phosphoenolpyruvate family amino acid; L-alpha-amino acid zwitterion; L-alpha-amino acid; proteinogenic amino acid; tryptophan zwitterion; tryptophan | antidepressant; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite |
| isoleucine Isoleucine: An essential branched-chain aliphatic amino acid found in many proteins. It is an isomer of LEUCINE. It is important in hemoglobin synthesis and regulation of blood sugar and energy levels.. isoleucine : A 2-amino-3-methylpentanoic acid having either (2R,3R)- or (2S,3S)-configuration.. L-isoleucine : The L-enantiomer of isoleucine. | 3.88 | 12 | 0 | aspartate family amino acid; isoleucine; L-alpha-amino acid zwitterion; L-alpha-amino acid; proteinogenic amino acid | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; plant metabolite; Saccharomyces cerevisiae metabolite |
| arginine Arginine: An essential amino acid that is physiologically active in the L-form.. arginine : An alpha-amino acid that is glycine in which the alpha-is substituted by a 3-guanidinopropyl group. | 4.28 | 19 | 0 | arginine; glutamine family amino acid; L-alpha-amino acid; proteinogenic amino acid | biomarker; Escherichia coli metabolite; micronutrient; mouse metabolite; nutraceutical |
| trifluoroacetic acid Trifluoroacetic Acid: A very strong halogenated derivative of acetic acid. It is used in acid catalyzed reactions, especially those where an ester is cleaved in peptide synthesis.. trifluoroacetic acid : A monocarboxylic acid that is the trifluoro derivative of acetic acid. | 1.97 | 1 | 0 | fluoroalkanoic acid | human xenobiotic metabolite; NMR chemical shift reference compound; reagent |
| isobutyl alcohol isobutyl alcohol: RN given refers to parent cpd | 2.06 | 1 | 0 | alkyl alcohol; primary alcohol | Saccharomyces cerevisiae metabolite |
| xylitol xylooligosaccharide: structure in first source. pentitol : An alditol obtained by reduction of any pentose.. xylooligosaccharide : An oligosaccharide comprised of xylose residues. | 2.07 | 1 | 0 | ||
| 3-aminobenzoic acid 3-aminobenzoic acid: RN given refers to parent cpd. 3-aminobenzoic acid : An aminobenzoic acid carrying an amino group at position 3. | 2.06 | 1 | 0 | aminobenzoic acid | |
| n-pentanoic acid n-pentanoic acid: RN given refers to unlabeled parent cpd. valeric acid : A straight-chain saturated fatty acid containing five carbon atoms. | 2 | 1 | 0 | short-chain fatty acid; straight-chain saturated fatty acid | plant metabolite |
| pyrroles 1H-pyrrole : A tautomer of pyrrole that has the double bonds at positions 2 and 4.. pyrrole : A five-membered monocyclic heteroarene comprising one NH and four CH units which forms the parent compound of the pyrrole group of compounds. Its five-membered ring structure has three tautomers. A 'closed class'.. azole : Any monocyclic heteroarene consisting of a five-membered ring containing nitrogen. Azoles can also contain one or more other non-carbon atoms, such as nitrogen, sulfur or oxygen. | 1.93 | 1 | 0 | pyrrole; secondary amine | |
| piperidine [no description available] | 2.06 | 1 | 0 | azacycloalkane; piperidines; saturated organic heteromonocyclic parent; secondary amine | base; catalyst; human metabolite; non-polar solvent; plant metabolite; protic solvent; reagent |
| D-proline [no description available] | 2.06 | 1 | 0 | D-alpha-amino acid zwitterion; D-alpha-amino acid; proline | mouse metabolite |
| catechin Catechin: An antioxidant flavonoid, occurring especially in woody plants as both (+)-catechin and (-)-epicatechin (cis) forms.. catechin : Members of the class of hydroxyflavan that have a flavan-3-ol skeleton and its substituted derivatives.. rac-catechin : A racemate comprising equimolar amounts of (+)- and (-)-catechin. (+)-catechin : The (+)-enantiomer of catechin and a polyphenolic antioxidant plant metabolite. | 2.25 | 1 | 0 | catechin | antioxidant; plant metabolite |
| homoarginine L-homoarginine : An L-lysine derivative that is the L-enantiomer of homoarginine. | 6.96 | 1 | 0 | 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 |
| isoxazoles Isoxazoles: Azoles with an OXYGEN and a NITROGEN next to each other at the 1,2 positions, in contrast to OXAZOLES that have nitrogens at the 1,3 positions.. isoxazole : A monocyclic heteroarene with a structure consisting of a 5-membered ring containing three carbon atoms and an oxygen and nitrogen atom adjacent to each other. It is the parent of the class of isoxazoles.. isoxazoles : Oxazoles in which the N and O atoms are adjacent. | 1.96 | 1 | 0 | isoxazoles; mancude organic heteromonocyclic parent; monocyclic heteroarene | |
| pyrimidine pyrimidine : The parent compound of the pyrimidines; a diazine having the two nitrogens at the 1- and 3-positions. | 1.96 | 1 | 0 | diazine; pyrimidines | Daphnia magna metabolite |
| citrulline citrulline : The parent compound of the citrulline class consisting of ornithine having a carbamoyl group at the N(5)-position. | 3.36 | 7 | 0 | amino acid zwitterion; citrulline | Daphnia magna metabolite; EC 1.14.13.39 (nitric oxide synthase) inhibitor; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; protective agent; Saccharomyces cerevisiae metabolite |
| 4-hydroxybutyric acid 4-hydroxybutyric acid: was an entry term to Sodium Oxybate (74-98). 4-hydroxybutyric acid : A 4-hydroxy monocarboxylic acid that is butyric acid in which one of the hydrogens at position 4 is replaced by a hydroxy group. | 2.06 | 1 | 0 | 4-hydroxy monocarboxylic acid; hydroxybutyric acid | general anaesthetic; GHB receptor agonist; neurotoxin; sedative |
| thiazolidines Thiazolidines: Reduced (protonated) form of THIAZOLES. They can be oxidized to THIAZOLIDINEDIONES. | 2.06 | 1 | 0 | thiazolidine | |
| glycyl-glycyl-glycine glycyl-glycyl-glycine : A tripeptide in which three glycine units are linked via peptide bonds in a linear sequence. | 1.97 | 1 | 0 | tripeptide zwitterion; tripeptide | |
| glycylglycine [no description available] | 1.97 | 1 | 0 | dipeptide zwitterion; dipeptide | human metabolite |
| diepoxybutane diepoxybutane: difunctional alkylating agent; RN given refers to cpd with unspecified isomeric designation; structure | 1.96 | 1 | 0 | epoxide | mutagen |
| isovanillin isovanillin: inhibits aldehyde oxidase. isovanillin : A member of the class of benzaldehydes that is 4-methoxybenzaldehyde substituted by a hydroxy group at position 3. It is an inhibitor of aldehyde oxidase. | 2.02 | 1 | 0 | benzaldehydes; monomethoxybenzene; phenols | animal metabolite; antidiarrhoeal drug; antifungal agent; EC 1.2.3.1 (aldehyde oxidase) inhibitor; HIV protease inhibitor; plant metabolite |
| homoserine homoserine : An alpha-amino acid that is glycine substituted at the alpha-position by a 2-hydroxyethyl group.. L-homoserine : The L-enantiomer of homoserine. | 2.4 | 2 | 0 | amino acid zwitterion; homoserine | algal metabolite; Escherichia coli metabolite; human metabolite; Saccharomyces cerevisiae metabolite |
| allylglycine Allylglycine: An inhibitor of glutamate decarboxylase and an antagonist of GAMMA-AMINOBUTYRIC ACID. It is used to induce convulsions in experimental animals. | 2.6 | 1 | 0 | ||
| ethambutol Ethambutol: An antitubercular agent that inhibits the transfer of mycolic acids into the cell wall of the tubercle bacillus. It may also inhibit the synthesis of spermidine in mycobacteria. The action is usually bactericidal, and the drug can penetrate human cell membranes to exert its lethal effect. (From Smith and Reynard, Textbook of Pharmacology, 1992, p863). ethambutol : An ethylenediamine derivative that is ethane-1,2-diamine in which one hydrogen attached to each of the nitrogens is sutstituted by a 1-hydroxybutan-2-yl group (S,S-configuration). It is a bacteriostatic antimycobacterial drug, effective against Mycobacterium tuberculosis and some other mycobacteria. It is used (as the dihydrochloride salt) in combination with other antituberculous drugs in the treatment of pulmonary and extrapulmonary tuberculosis; resistant strains of M. tuberculosis are readily produced if ethambutol is used alone. | 6.94 | 1 | 0 | ethanolamines; ethylenediamine derivative | antitubercular agent; environmental contaminant; xenobiotic |
| phenylglyoxal [no description available] | 2.65 | 3 | 0 | phenylacetaldehydes | |
| azetidyl-2-carboxylic acid azetidyl-2-carboxylic acid: a proline analog (with 4-membered ring in place of 5); a toxic non-protein amino acid that is misincorporated into protein in place of proline; induces nonfunctional heat-shock proteins; inhibits acquired thermotolerance; RN given refers to (L)-isomer; found in beets and Liliaceae. (S)-azetidine-2-carboxylic acid : The (S)-enantiomer of azetidine-2-carboxylic acid.. azetidinecarboxylic acid : A member of the class of azetidines that is azetidine substituted by at least one carboxy group at unspecified position. | 2.06 | 1 | 0 | azetidine-2-carboxylic acid | |
| streptomycin [no description available] | 1.94 | 1 | 0 | antibiotic antifungal drug; antibiotic fungicide; streptomycins | antibacterial drug; antifungal agrochemical; antimicrobial agent; antimicrobial drug; bacterial metabolite; protein synthesis inhibitor |
| norleucine Norleucine: An unnatural amino acid that is used experimentally to study protein structure and function. It is structurally similar to METHIONINE, however it does not contain SULFUR.. L-norleucine : A non-proteinogenic L-alpha-amino acid comprising hexanoic acid carrying an amino group at C-2. It does not occur naturally. | 5.45 | 20 | 0 | 2-aminohexanoic acid; L-alpha-amino acid zwitterion; non-proteinogenic L-alpha-amino acid | |
| dihydrostreptomycin sulfate Dihydrostreptomycin Sulfate: A semi-synthetic aminoglycoside antibiotic that is used in the treatment of TUBERCULOSIS. | 1.94 | 1 | 0 | ||
| n-methylaspartate N-Methylaspartate: An amino acid that, as the D-isomer, is the defining agonist for the NMDA receptor subtype of glutamate receptors (RECEPTORS, NMDA).. N-methyl-D-aspartic acid : An aspartic acid derivative having an N-methyl substituent and D-configuration. | 1.98 | 1 | 0 | amino dicarboxylic acid; D-alpha-amino acid; D-aspartic acid derivative; secondary amino compound | neurotransmitter agent |
| palladium Palladium: A chemical element having an atomic weight of 106.4, atomic number of 46, and the symbol Pd. It is a white, ductile metal resembling platinum, and following it in abundance and importance of applications. It is used in dentistry in the form of gold, silver, and copper alloys.. palladium : Chemical element (nickel group element atom) with atomic number 46. | 2.08 | 1 | 0 | metal allergen; nickel group element atom; platinum group metal atom | |
| ruthenium Ruthenium: A hard, brittle, grayish-white rare earth metal with an atomic symbol Ru, atomic number 44, and atomic weight 101.07. It is used as a catalyst and hardener for PLATINUM and PALLADIUM. | 7.13 | 1 | 0 | iron group element atom; platinum group metal atom | |
| europium Europium: An element of the rare earth family of metals. It has the atomic symbol Eu, atomic number 63, and atomic weight 152. Europium is used in the form of its salts as coatings for cathode ray tubes and in the form of its organic derivatives as shift reagents in NMR spectroscopy. | 2.06 | 1 | 0 | f-block element atom; lanthanoid atom | |
| camptothecin NSC 100880: carboxylate (opened lactone) form of camptothecin; RN refers to (S)-isomer; structure given in first source | 2.05 | 1 | 0 | delta-lactone; pyranoindolizinoquinoline; quinoline alkaloid; tertiary alcohol | antineoplastic agent; EC 5.99.1.2 (DNA topoisomerase) inhibitor; genotoxin; plant metabolite |
| deuterium Deuterium: The stable isotope of hydrogen. It has one neutron and one proton in the nucleus. | 2.02 | 1 | 0 | dihydrogen | |
| fluorine Fluorine: A nonmetallic, diatomic gas that is a trace element and member of the halogen family. It is used in dentistry as fluoride (FLUORIDES) to prevent dental caries. | 2.13 | 1 | 0 | diatomic fluorine; gas molecular entity | NMR chemical shift reference compound |
| ammonium chloride Ammonium Chloride: An acidifying agent that has expectorant and diuretic effects. Also used in etching and batteries and as a flux in electroplating.. ammonium chloride : An inorganic chloride having ammonium as the counterion. | 3.22 | 6 | 0 | ammonium salt; inorganic chloride | ferroptosis inhibitor |
| ethionine L-ethionine : An S-ethylhomocysteine that has S-configuration at the chiral centre. | 1.94 | 1 | 0 | S-ethylhomocysteine | antimetabolite; carcinogenic agent |
| pyrrolidine [no description available] | 2.06 | 1 | 0 | azacycloalkane; pyrrolidines; saturated organic heteromonocyclic parent | |
| glutamic acid Glutamic Acid: A non-essential amino acid naturally occurring in the L-form. Glutamic acid is the most common excitatory neurotransmitter in the CENTRAL NERVOUS SYSTEM.. glutamic acid : An alpha-amino acid that is glutaric acid bearing a single amino substituent at position 2. | 3.29 | 6 | 0 | glutamic acid; glutamine family amino acid; L-alpha-amino acid; proteinogenic amino acid | Escherichia coli metabolite; ferroptosis inducer; micronutrient; mouse metabolite; neurotransmitter; nutraceutical |
| azides Azides: Organic or inorganic compounds that contain the -N3 group.. azide : Any nitrogen molecular entity containing the group -N3. | 2.02 | 1 | 0 | pseudohalide anion | mitochondrial respiratory-chain inhibitor |
| ng-nitroarginine methyl ester NG-Nitroarginine Methyl Ester: A non-selective inhibitor of nitric oxide synthase. It has been used experimentally to induce hypertension. | 2.45 | 2 | 0 | alpha-amino acid ester; L-arginine derivative; methyl ester; N-nitro compound | EC 1.14.13.39 (nitric oxide synthase) inhibitor |
| 4-pentenoic acid 4-pentenoic acid: inhibitor of fatty acid oxidation; RN given refers to parent cpd. pent-4-enoic acid : A pentenoic acid having the double bond at position 4. | 1.96 | 1 | 0 | pentenoic acid | |
| triazoles Triazoles: Heterocyclic compounds containing a five-membered ring with two carbon atoms and three nitrogen atoms with the molecular formula C2H3N3.. triazoles : An azole in which the five-membered heterocyclic aromatic skeleton contains three N atoms and two C atoms. | 2.02 | 1 | 0 | 1,2,3-triazole | |
| guanidinopropionic acid guanidinopropionic acid: alters creatine metabolism; structure. 3-guanidinopropanoic acid : A guanidine compound bearing an N-(2-carboxyethyl) substituent. It is a creatine analogue that has been found to decreases plasma glucose levels | 2.06 | 1 | 0 | guanidines; zwitterion | hypoglycemic agent |
| ethyl tyrosine ester ethyl tyrosine ester: RN given refers to L-isomer. ethyl L-tyrosinate : An L-tyrosyl ester that is L-tyrosine in which the hydrogen of the carboxy group has been replaced by an ethyl group. | 1.97 | 1 | 0 | ethyl ester; L-tyrosyl ester | |
| leucyltyrosine leucyltyrosine: RN given refers to L-Tyr,L-Leu-isomer; RN for cpd without isomeric designation not avail 4/93 | 1.97 | 1 | 0 | dipeptide | metabolite |
| tyrosine methyl ester tyrosine methyl ester: RN given refers to (L)-isomer. methyl L-tyrosinate : An L-tyrosyl ester that is the methyl ester of L-tyrosine. | 1.97 | 1 | 0 | L-tyrosyl ester; methyl ester | |
| leucyl-glycyl-glycine leucyl-glycyl-glycine: RN given refers to (L-Leu)-isomer. Leu-Gly-Gly : A tripeptide composed of one L-leucine and two glycine residues joined in sequence. | 1.97 | 1 | 0 | tripeptide | metabolite |
| acetylleucine [no description available] | 1.97 | 1 | 0 | L-leucine derivative; N-acetyl-L-amino acid | metabolite |
| D-serine [no description available] | 2.06 | 1 | 0 | D-alpha-amino acid; serine zwitterion; serine | Escherichia coli metabolite; human metabolite; NMDA receptor agonist |
| D-alanine [no description available] | 2.06 | 1 | 0 | alanine zwitterion; alanine; D-alpha-amino acid | EC 4.3.1.15 (diaminopropionate ammonia-lyase) inhibitor; Escherichia coli metabolite; human metabolite |
| D-valine D-valine : The D-enantiomer of valine. | 2.06 | 1 | 0 | D-alpha-amino acid zwitterion; D-alpha-amino acid; valine | |
| 2-(methylamino)isobutyric acid alpha-(methylamino)isobutyric acid : A non-proteinogenic alpha-amino acid that is isobutyric acid in which the alpha-hydrogen has been replaced by a methylamino group. | 2.06 | 1 | 0 | alanine derivative; alpha-amino acid zwitterion; non-proteinogenic alpha-amino acid; secondary amino compound | human urinary metabolite |
| leucylleucine Leu-Leu : A dipeptide formed from two L-leucine residues. | 1.97 | 1 | 0 | dipeptide; L-aminoacyl-L-amino acid zwitterion | human metabolite; Mycoplasma genitalium metabolite |
| phenylalanylleucine phenylalanylleucine: RN given refers to (L)-isomer | 1.97 | 1 | 0 | dipeptide zwitterion; dipeptide | plant metabolite |
| methyl tryptophan, (l-trp)-isomer [no description available] | 1.97 | 1 | 0 | ||
| leucyl-alanine Leu-Ala : A dipeptide composed of L-leucine and L-alanine joined by a peptide linkage. | 1.97 | 1 | 0 | dipeptide | metabolite |
| tryptophan ethyl ester tryptophan ethyl ester: RN given refers to (DL)-isomer | 1.97 | 1 | 0 | ||
| leucyl-leucyl-leucine leucyl-leucyl-leucine: RN given refers to (L-Leu-L-Leu-L-Leu)-isomer. Leu-Leu-Leu : A tripeptide formed from three L-leucine residues. | 1.97 | 1 | 0 | tripeptide | metabolite |
| tyrosylleucine [no description available] | 1.97 | 1 | 0 | dipeptide | metabolite |
| Trp-Trp tryptophyltryptophan: an antigelation agent. Trp-Trp : A dipeptide formed from two L-tryptophan residues. | 1.97 | 1 | 0 | dipeptide | Mycoplasma genitalium metabolite |
| homocysteine Homocysteine: A thiol-containing amino acid formed by a demethylation of METHIONINE.. homocysteine : A sulfur-containing amino acid consisting of a glycine core with a 2-mercaptoethyl side-chain.. L-homocysteine : A homocysteine that has L configuration. | 1.99 | 1 | 0 | amino acid zwitterion; homocysteine; serine family amino acid | fundamental metabolite; mouse metabolite |
| glycyltryptophan glycyltryptophan: RN given refers to (L)-isomer. Gly-Trp : A dipeptide formed from glycine and L-tryptophan residues. | 1.97 | 1 | 0 | dipeptide | metabolite |
| orotidine orotidine: RN given refers to parent cpd; structure. orotidine : A nucleoside formed by attaching orotic acid to a ribose ring via a beta-N(1)-glycosidic bond. | 1.97 | 1 | 0 | nucleoside; pyrimidinemonocarboxylic acid; uridines | bacterial metabolite; fungal metabolite; plant metabolite |
| glycyltyrosine Gly-Tyr : A dipeptide composed of glycine and L-tyrosine joined by a peptide linkage. | 1.97 | 1 | 0 | dipeptide | metabolite |
| glycylleucine Gly-Leu : A dipeptide composed of glycine and L-leucine joined by a peptide linkage. | 1.97 | 1 | 0 | dipeptide zwitterion; dipeptide | metabolite |
| histidine methyl ester histidine methyl ester: RN given refers to (L)-isomer; structure given in first source. histidine methyl ester : An alpha-amino acid ester that is the methyl ester of histidine. | 1.97 | 1 | 0 | histidine derivative | |
| glycyl-l-phenylalanine glycylphenylalanine: RN given refers to (DL)-isomer. Gly-Phe : A dipeptide formed from glycine and L-phenylalanine residues. | 1.97 | 1 | 0 | dipeptide zwitterion; dipeptide | human metabolite; metabolite |
| thiazolidine-4-carboxylic acid, (r)-isomer l-4-thiazolidinecarboxylic acid: structure in first source. L-thioproline : An optically active version of thioproline having L-configuration.. thioproline : A sulfur-containing amino acid that is proline in which the methylene group at position 4 is replaced by a sulfur atom. | 2.06 | 1 | 0 | thiazolidinemonocarboxylic acid; thioproline | geroprotector; metabolite |
| n-acetylphenylalanine ethyl ester N-acetylphenylalanine ethyl ester: RN given refers to (L)-isomer | 1.97 | 1 | 0 | ||
| pyrroline pyrroline: RN given refers to cpd with unspecified locant for dihydro moiety. pyrroline : Any organic heteromonocyclic compound with a structure based on a dihydropyrrole. | 1.93 | 1 | 0 | pyrroline | |
| isovaline isovaline: RN given refers to parent cpd(L)-isomer | 1.96 | 1 | 0 | ||
| alanylphenylalanine alanylphenylalanine: RN given refers to (L-Ala-L-PheAla)-isomer | 1.97 | 1 | 0 | dipeptide | metabolite |
| glycyl-leucyl-tyrosine glycyl-leucyl-tyrosine: structure given in first source | 1.97 | 1 | 0 | oligopeptide | |
| beta-n-methylamino-l-alanine beta-N-methylamino-L-alanine: glutamate agonist. L-BMAA : A non-proteinogenic L-alpha-amino acid that is L-alanine in which one of the methyl hydrogens is replaced by a methylamino group. A non-proteinogenic amino acid produced by cyanobacteria, it is a neurotoxin that has been postulated as a possible cause of neurodegenerative disorders of aging such as Alzheimer's disease, amyotrophic lateral sclerosis, and the amyotrophic lateral sclerosis/parkinsonism-dementia complex (ALS-PDC) syndrome of Guam. | 1.99 | 1 | 0 | diamino acid; L-alanine derivative; non-proteinogenic L-alpha-amino acid; secondary amino compound | bacterial metabolite; neurotoxin |
| valylvaline valylvaline: RN given refers to (L)-isomer. Val-Val : A dipeptide formed from two L-valine residues. | 1.97 | 1 | 0 | dipeptide | Mycoplasma genitalium metabolite |
| valerates Valerates: Derivatives of valeric acid, including its salts and esters. | 2.36 | 2 | 0 | short-chain fatty acid anion; straight-chain saturated fatty acid anion | plant metabolite |
| emoxypine succinate emoxypine succinate: has antihypoxic effects | 2.11 | 1 | 0 | ||
| n(delta)-(phosphonoacetyl)-l-ornithine [no description available] | 2.66 | 3 | 0 | ||
| proline Proline: A non-essential amino acid that is synthesized from GLUTAMIC ACID. It is an essential component of COLLAGEN and is important for proper functioning of joints and tendons.. proline : An alpha-amino acid that is pyrrolidine bearing a carboxy substituent at position 2. | 3.92 | 13 | 0 | amino acid zwitterion; glutamine family amino acid; L-alpha-amino acid; proline; proteinogenic amino acid | algal metabolite; compatible osmolytes; Escherichia coli metabolite; micronutrient; mouse metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
| 3-methylaspartic acid 3-methylaspartic acid: RN given refers to cpd without isomeric designation | 1.99 | 1 | 0 | ||
| prolyl-tyrosine prolyl-tyrosine: structure given in first source. Pro-Tyr : A dipeptide formed from L-proline and L-tyrosine residues. | 1.97 | 1 | 0 | dipeptide | metabolite |
| ustiloxin a ustiloxin A: a modified peptide from the fungus Ustilaginoidea virens or false smut ball; structurally similar to phomopsin A; structure given in first source | 2.02 | 1 | 0 | ||
| acivicin [no description available] | 1.96 | 1 | 0 | isoxazoles; non-proteinogenic L-alpha-amino acid; organochlorine compound | antileishmanial agent; antimetabolite; antimicrobial agent; antineoplastic agent; EC 2.3.2.2 (gamma-glutamyltransferase) inhibitor; glutamine antagonist; metabolite |
| wortmannin [no description available] | 2.11 | 1 | 0 | acetate ester; cyclic ketone; delta-lactone; organic heteropentacyclic compound | anticoronaviral agent; antineoplastic agent; autophagy inhibitor; EC 2.7.1.137 (phosphatidylinositol 3-kinase) inhibitor; geroprotector; Penicillium metabolite; radiosensitizing agent |
| leupeptins Leupeptins: A group of acylated oligopeptides produced by Actinomycetes that function as protease inhibitors. They have been known to inhibit to varying degrees trypsin, plasmin, KALLIKREINS, papain and the cathepsins. | 2.11 | 1 | 0 | ||
| alpha-aminobutyric acid alpha-aminobutyric acid: RN given refers to cpd without isomeric designation. alpha-aminobutyric acid : An alpha-amino acid that is butyric acid bearing a single amino substituent located at position 2.. D-alpha-aminobutyric acid : An optically active form of alpha-aminobutyric acid having D-configuration. | 3.29 | 6 | 0 | alpha-aminobutyric acid; D-alpha-amino acid | |
| L-cycloserine L-cycloserine : A 4-amino-1,2-oxazolidin-3-one that has S configuration. An antibiotic isolated from Erwinia uredovora. | 2.06 | 1 | 0 | 4-amino-1,2-oxazolidin-3-one | anti-HIV agent; anticonvulsant; EC 2.3.1.50 (serine C-palmitoyltransferase) inhibitor |
| isoleucylvaline isoleucylvaline: RN given refers to all (L)-isomer. Ile-Val : A dipeptide formed from L-isoleucine and L-valine residues. | 1.97 | 1 | 0 | dipeptide | metabolite |
| benzyloxycarbonylleucyl-leucyl-leucine aldehyde benzyloxycarbonylleucyl-leucyl-leucine aldehyde: proteasome inhibitor. N-benzyloxycarbonyl-L-leucyl-L-leucyl-L-leucinal : A tripeptide that is L-leucyl-L-leucyl-L-leucine in which the C-terminal carboxy group has been reduced to the corresponding aldehyde and the N-terminal amino group is protected as its benzyloxycarbonyl derivative. | 2.11 | 1 | 0 | amino aldehyde; carbamate ester; tripeptide | proteasome inhibitor |
| Phe-Tyr Phe-Tyr : A dipeptide formed from L-phenylalanine and L-tyrosine residues. | 1.97 | 1 | 0 | dipeptide | metabolite |
| sodium perchlorate sodium perchlorate : An inorganic sodium salt comprising equal numbers of sodium and perchlorate ions. | 1.99 | 1 | 0 | inorganic sodium salt | |
| prolinol prolinol: RN given refers to cpd without isomeric designation; structure. prolinol : An amino alcohol formed by reduction of the amino acid proline. | 2.06 | 1 | 0 | ||
| dansylproline dansylproline: RN given refers to L-proline isomer | 2 | 1 | 0 | ||
| n-acetyltryptophan N-acetyl-L-tryptophan : A N-acetyl-L-amino acid that is the N-acetyl derivative of L-tryptophan. | 1.97 | 1 | 0 | L-tryptophan derivative; N-acetyl-L-amino acid | metabolite |
| n-benzoylalanine N-benzoylalanine: RN given refers to parent cpd (L-Ala)-isomer. N-benzoylalanine : An N-acylamino acid that is the N-benzoyl derivative of alanine.. N-benzoyl-L-alanine : An N-acyl-L-alanine resulting from the formal condensation of L-alanine with the carboxy group of benzoic acid. | 1.97 | 1 | 0 | N-acyl-L-alanine; N-benzoylalanine | metabolite |
| phenylalanine methyl ester phenylalanine methyl ester: RN given refers to (L)-isomer. methyl L-phenylalaninate : An alpha-amino acid ester that is the methyl ester of L-phenylalanine. | 1.97 | 1 | 0 | alpha-amino acid ester; L-phenylalanine derivative | |
| oxazolone Oxazolone: Immunologic adjuvant and sensitizing agent. | 2.06 | 1 | 0 | ||
| D-fructopyranose [no description available] | 1.93 | 1 | 0 | cyclic hemiketal; D-fructose; fructopyranose | sweetening agent |
| glycylvaline glycylvaline: RN given refers to (DL)-isomer | 1.97 | 1 | 0 | dipeptide | human metabolite |
| nadp [no description available] | 2.48 | 2 | 0 | ||
| glycylproline Gly-Pro : A dipeptide consisting of L-proline having a glycyl residue attached to its alpha-amino group. | 1.97 | 1 | 0 | dipeptide zwitterion; dipeptide | metabolite |
| cystine [no description available] | 1.94 | 1 | 0 | ||
| alpha-chymotrypsin Chymotrypsin: A serine endopeptidase secreted by the pancreas as its zymogen, CHYMOTRYPSINOGEN and carried in the pancreatic juice to the duodenum where it is activated by TRYPSIN. It selectively cleaves aromatic amino acids on the carboxyl side. | 7.36 | 2 | 0 | ||
| n-methylalanine N-methylalanine: RN given refers to parent cpd(DL-Ala)-isomer. methyl-L-alanine : Any alanine derivative that is L-alanine having one or more methyl groups attached to the amino group.. N-methyl-L-alanine : A methyl-L-alanine in which one of the the amino hydrogen of L-alanine is replaced by a methyl group. | 2.06 | 1 | 0 | amino acid zwitterion; methyl-L-alanine | |
| cysteine Cysteine: A thiol-containing non-essential amino acid that is oxidized to form CYSTINE.. L-cysteinium : The L-enantiomer of cysteinium.. cysteine : A sulfur-containing amino acid that is propanoic acid with an amino group at position 2 and a sulfanyl group at position 3. | 2.38 | 2 | 0 | cysteinium | fundamental metabolite |
| prolylglycine prolylglycine: RN given refers to (L)-isomer. L-prolylglycine : A dipeptide consisting of glycine having an L-prolyl group attached to its alpha-amino nitrogen. | 1.97 | 1 | 0 | dipeptide zwitterion; dipeptide | |
| phenylalanylglycine phenylalanylglycine: RN given refers to (DL)-isomer. Phe-Gly : A dipeptide formed from L-phenylalanine and glycine residues. | 1.97 | 1 | 0 | dipeptide | metabolite |
| leucyl-phenylalanine Leu-Phe : A dipeptide formed from L-leucine and L-phenylalanine residues. | 1.97 | 1 | 0 | dipeptide | metabolite |
| glycyl-alanyl-leucine glycyl-alanyl-leucine: RN given refers to all (L)-isomer; RN for cpd without isomeric designation not avail 9/91 | 1.97 | 1 | 0 | peptide | |
| phenylalanylphenylalanine Phe-Phe : A dipeptide formed from two L-phenylalanine residues. | 1.97 | 1 | 0 | dipeptide; L-aminoacyl-L-amino acid zwitterion | human blood serum metabolite; Mycoplasma genitalium metabolite |
| valylleucine valylleucine: RN given refers to all L-isomer. Val-Leu : A dipeptide formed from L-valine and L-leucine residues. | 1.97 | 1 | 0 | dipeptide | metabolite |
| alanylglycine [no description available] | 1.97 | 1 | 0 | dipeptide zwitterion; dipeptide | metabolite |
| alpha-glutamyltryptophan Trp-Glu : A dipeptide formed from L-tryptophan and L-glutamic acid residues. | 1.97 | 1 | 0 | dipeptide | metabolite |
| phenylalanylproline Phe-Pro : A dipeptide formed from L-phenylalanine and L-proline residues. | 1.97 | 1 | 0 | dipeptide | metabolite |
| prolylisoleucine prolylisoleucine: RN refers to (L)-isomer. Pro-Ile : A dipeptide formed from L-proline and L-isoleucine residues. | 1.97 | 1 | 0 | dipeptide | metabolite |
| ustiloxin b ustiloxin B: an antimitotic cyclic peptide; from false smut balls on rice panicles caused by Ustilaginoidea virens; structure given in first source. ustiloxin B : A heterodetic cyclic peptide with formula C26H39N5O12S produced by Ustilaginoidea virens fungi. It is an inhibitor of microtubule assembly. | 2.02 | 1 | 0 | aromatic ether; heterodetic cyclic peptide; macrocycle; phenols; secondary alcohol; secondary carboxamide; sulfoxide | Aspergillus metabolite; microtubule-destabilising agent; mycotoxin |
| artenimol artenimol: derivative of antimalarial drug artemisinin (quinghaosu) | 2.11 | 1 | 0 | ||
| acebutolol alpha-D-glucosyl-(1->4)-alpha-D-mannose : An alpha-D-glucosyl-(1->4)-D-mannopyranose in which the anomeric hydroxy group has alpha configuration. | 1.93 | 1 | 0 | alpha-D-glucosyl-(1->4)-D-mannopyranose | |
| nad NAD(1-) : An anionic form of nicotinamide adenine dinucleotide arising from deprotonation of the two OH groups of the diphosphate moiety. | 1.96 | 1 | 0 | organophosphate oxoanion | cofactor; human metabolite; hydrogen acceptor; Saccharomyces cerevisiae metabolite |
| guanidinosuccinic acid guanidinosuccinic acid: a metabolite in uremia; metabolic product of amino acid metabolism; RN given refers to (L)-isomer. N-amidino-L-aspartate(1-) : Conjugate base of N-amidino-L-aspartate arising from deprotonation of the carboxy groups and protonation of the guanidino group; major species at pH 7.3. | 2.65 | 3 | 0 | L-alpha-amino acid anion | |
| jadomycin b jadomycin B: structure given in first source; isolated from Streptomyces venezuelae. jadomycin B : A jadomycin that is jadomycin A in which the phenolic hydroxy group at position 12 has been converted to the corresponding 2,6-dideoxy-alpha-L-ribo-hexopyranoside, isolated from Streptomyces venezuelae. It exists as a diastereoisomeric mixture consisting of both 3aS and 3aR isomers. | 2.06 | 1 | 0 | glycoside; jadomycin; organic heteropentacyclic compound | antibacterial agent; antineoplastic agent; apoptosis inducer; Aurora kinase inhibitor; bacterial metabolite |
| heme Heme: The color-furnishing portion of hemoglobin. It is found free in tissues and as the prosthetic group in many hemeproteins.. ferroheme : Any iron(II)--porphyrin coordination complex.. ferroheme b : Heme b in which the iron has oxidation state +2.. heme : A heme is any tetrapyrrolic chelate of iron. | 1.98 | 1 | 0 | ||
| warfarin Warfarin: An anticoagulant that acts by inhibiting the synthesis of vitamin K-dependent coagulation factors. Warfarin is indicated for the prophylaxis and/or treatment of venous thrombosis and its extension, pulmonary embolism, and atrial fibrillation with embolization. It is also used as an adjunct in the prophylaxis of systemic embolism after myocardial infarction. Warfarin is also used as a rodenticide.. warfarin : A racemate comprising equal amounts of (R)- and (S)-warfarin. Extensively used as both an anticoagulant drug and as a pesticide against rats and mice.. 4-hydroxy-3-(3-oxo-1-phenylbutyl)-1-benzopyran-2-one : A member of the class of coumarins that is 4-hydroxycoumarin which is substituted at position 3 by a 1-phenyl-3-oxo-1-butyl group. | 2 | 1 | 0 | benzenes; hydroxycoumarin; methyl ketone | |
| guanosine tetraphosphate Guanosine Tetraphosphate: Guanosine 5'-diphosphate 2'(3')-diphosphate. A guanine nucleotide containing four phosphate groups. Two phosphate groups are esterified to the sugar moiety in the 5' position and the other two in the 2' or 3' position. This nucleotide serves as a messenger to turn off the synthesis of ribosomal RNA when amino acids are not available for protein synthesis. Synonym: magic spot I.. guanosine 3',5'-bis(diphosphate) : A guanosine bisphosphate having diphosphate groups at both the 3' and 5'-positions. | 2.01 | 1 | 0 | guanosine bisphosphate | Escherichia coli metabolite; mouse metabolite |
| sapropterin sapropterin: RN given refers to parent cpd; co-factor required for catalytic activity of nitric oxide synthases. (6R)-5,6,7,8-tetrahydrobiopterin : A 5,6,7,8-tetrahydrobiopterin in which the stereocentre at position 6 has R-configuration.. sapropterin : A tetrahydropterin that is 2-amino-5,6,7,8-tetrahydropteridin-4(3H)-one in which a hydrogen at position 6 is substituted by a 1,2-dihydroxypropyl group (6R,1'R,2'S-enantiomer). | 2.25 | 1 | 0 | 5,6,7,8-tetrahydrobiopterin | coenzyme; cofactor; diagnostic agent; human metabolite |
| sildenafil citrate Sildenafil Citrate: A PHOSPHODIESTERASE TYPE-5 INHIBITOR; VASODILATOR AGENT and UROLOGICAL AGENT that is used in the treatment of ERECTILE DYSFUNCTION and PRIMARY PULMONARY HYPERTENSION.. sildenafil citrate : The citrate salt of sildenafil. | 2.13 | 1 | 0 | citrate salt | EC 3.1.4.35 (3',5'-cyclic-GMP phosphodiesterase) inhibitor; vasodilator agent |
| Condition | Indicated | Relationship Strength | Studies | Trials |
|---|---|---|---|---|
| Atypical Mycobacterial Infection, Disseminated [description not available] | 0 | 2.31 | 1 | 0 |
| Acute Confusional Senile Dementia [description not available] | 0 | 3.16 | 4 | 0 |
| Alzheimer Disease A degenerative disease of the BRAIN characterized by the insidious onset of DEMENTIA. Impairment of MEMORY, judgment, attention span, and problem solving skills are followed by severe APRAXIAS and a global loss of cognitive abilities. The condition primarily occurs after age 60, and is marked pathologically by severe cortical atrophy and the triad of SENILE PLAQUES; NEUROFIBRILLARY TANGLES; and NEUROPIL THREADS. (From Adams et al., Principles of Neurology, 6th ed, pp1049-57) | 0 | 3.16 | 4 | 0 |
| Diabetes Mellitus, Adult-Onset [description not available] | 0 | 2.41 | 1 | 0 |
| Elevated Cholesterol [description not available] | 0 | 2.41 | 1 | 0 |
| Hyperglycemia, Postprandial Abnormally high BLOOD GLUCOSE level after a meal. | 0 | 2.41 | 1 | 0 |
| Diabetes Mellitus, Type 2 A subclass of DIABETES MELLITUS that is not INSULIN-responsive or dependent (NIDDM). It is characterized initially by INSULIN RESISTANCE and HYPERINSULINEMIA; and eventually by GLUCOSE INTOLERANCE; HYPERGLYCEMIA; and overt diabetes. Type II diabetes mellitus is no longer considered a disease exclusively found in adults. Patients seldom develop KETOSIS but often exhibit OBESITY. | 0 | 2.41 | 1 | 0 |
| Hypercholesterolemia A condition with abnormally high levels of CHOLESTEROL in the blood. It is defined as a cholesterol value exceeding the 95th percentile for the population. | 0 | 2.41 | 1 | 0 |
| Hyperglycemia Abnormally high BLOOD GLUCOSE level. | 0 | 2.41 | 1 | 0 |
| Breast Cancer [description not available] | 0 | 7.47 | 2 | 0 |
| Breast Neoplasms Tumors or cancer of the human BREAST. | 0 | 2.47 | 2 | 0 |
| Blood Pressure, High [description not available] | 0 | 2.89 | 3 | 0 |
| Hypertension Persistently high systemic arterial BLOOD PRESSURE. Based on multiple readings (BLOOD PRESSURE DETERMINATION), hypertension is currently defined as when SYSTOLIC PRESSURE is consistently greater than 140 mm Hg or when DIASTOLIC PRESSURE is consistently 90 mm Hg or more. | 0 | 7.89 | 3 | 0 |
| Disease Models, Animal Naturally-occurring or experimentally-induced animal diseases with pathological processes analogous to human diseases. | 0 | 3.14 | 4 | 0 |
| Amyloid Angiopathy, Cerebral [description not available] | 0 | 2.21 | 1 | 0 |
| Cerebral Amyloid Angiopathy A heterogeneous group of sporadic or familial disorders characterized by AMYLOID deposits in the walls of small and medium sized blood vessels of CEREBRAL CORTEX and MENINGES. Clinical features include multiple, small lobar CEREBRAL HEMORRHAGE; cerebral ischemia (BRAIN ISCHEMIA); and CEREBRAL INFARCTION. Cerebral amyloid angiopathy is unrelated to generalized AMYLOIDOSIS. Amyloidogenic peptides in this condition are nearly always the same ones found in ALZHEIMER DISEASE. (from Kumar: Robbins and Cotran: Pathologic Basis of Disease, 7th ed., 2005) | 0 | 2.21 | 1 | 0 |
| Cognition Disorders Disorders characterized by disturbances in mental processes related to learning, thinking, reasoning, and judgment. | 0 | 2.17 | 1 | 0 |
| Disease Exacerbation [description not available] | 0 | 2.21 | 1 | 0 |
| Alveolitis, Fibrosing [description not available] | 0 | 2.21 | 1 | 0 |
| Pulmonary Fibrosis A process in which normal lung tissues are progressively replaced by FIBROBLASTS and COLLAGEN causing an irreversible loss of the ability to transfer oxygen into the bloodstream via PULMONARY ALVEOLI. Patients show progressive DYSPNEA finally resulting in death. | 0 | 7.21 | 1 | 0 |
| Cardiometabolic Syndrome A cluster of symptoms that are risk factors for CARDIOVASCULAR DISEASES and TYPE 2 DIABETES MELLITUS. The major components not only include metabolic dysfunctions of METABOLIC SYNDROME but also HYPERTENSION, and ABDOMINAL OBESITY. | 0 | 2.08 | 1 | 0 |
| Compensatory Hyperinsulinemia A GLUCOSE-induced HYPERINSULINEMIA, a marker of insulin-resistant state. It is a mechanism to compensate for reduced sensitivity to insulin. | 0 | 2.08 | 1 | 0 |
| Insulin Sensitivity [description not available] | 0 | 2.08 | 1 | 0 |
| Hyperinsulinism A syndrome with excessively high INSULIN levels in the BLOOD. It may cause HYPOGLYCEMIA. Etiology of hyperinsulinism varies, including hypersecretion of a beta cell tumor (INSULINOMA); autoantibodies against insulin (INSULIN ANTIBODIES); defective insulin receptor (INSULIN RESISTANCE); or overuse of exogenous insulin or HYPOGLYCEMIC AGENTS. | 0 | 2.08 | 1 | 0 |
| Insulin Resistance Diminished effectiveness of INSULIN in lowering blood sugar levels: requiring the use of 200 units or more of insulin per day to prevent HYPERGLYCEMIA or KETOSIS. | 0 | 2.08 | 1 | 0 |
| Hypertriglyceridemia A condition of elevated levels of TRIGLYCERIDES in the blood. | 0 | 2.08 | 1 | 0 |
| Metabolic Syndrome A cluster of symptoms that are risk factors for CARDIOVASCULAR DISEASES and TYPE 2 DIABETES MELLITUS. The major components of metabolic syndrome include ABDOMINAL OBESITY; atherogenic DYSLIPIDEMIA; HYPERTENSION; HYPERGLYCEMIA; INSULIN RESISTANCE; a proinflammatory state; and a prothrombotic (THROMBOSIS) state. | 0 | 2.08 | 1 | 0 |
| Alloxan Diabetes [description not available] | 0 | 2.13 | 1 | 0 |
| Impotence [description not available] | 0 | 2.13 | 1 | 0 |
| Erectile Dysfunction The inability in the male to have a PENILE ERECTION due to psychological or organ dysfunction. | 0 | 2.13 | 1 | 0 |
| Cervicitis [description not available] | 0 | 2.11 | 1 | 0 |
| Salpingitis Inflammation of the uterine salpinx, the trumpet-shaped FALLOPIAN TUBES, usually caused by ascending infections of organisms from the lower reproductive tract. Salpingitis can lead to tubal scarring, hydrosalpinx, tubal occlusion, INFERTILITY, and ectopic pregnancy (PREGNANCY, ECTOPIC) | 0 | 2.11 | 1 | 0 |
| Uterine Cervicitis Inflammation of the UTERINE CERVIX. | 0 | 2.11 | 1 | 0 |
| Pregnancy The status during which female mammals carry their developing young (EMBRYOS or FETUSES) in utero before birth, beginning from FERTILIZATION to BIRTH. | 0 | 2.05 | 1 | 0 |
| Cancer of Lung [description not available] | 0 | 2.05 | 1 | 0 |
| Lung Neoplasms Tumors or cancer of the LUNG. | 0 | 2.05 | 1 | 0 |
| Koch's Disease [description not available] | 0 | 1.94 | 1 | 0 |
| Tuberculosis Any of the infectious diseases of man and other animals caused by species of MYCOBACTERIUM TUBERCULOSIS. | 0 | 6.94 | 1 | 0 |
| Innate Inflammatory Response [description not available] | 0 | 2.02 | 1 | 0 |
| Inflammation A pathological process characterized by injury or destruction of tissues caused by a variety of cytologic and chemical reactions. It is usually manifested by typical signs of pain, heat, redness, swelling, and loss of function. | 0 | 2.02 | 1 | 0 |
| Bone Fractures [description not available] | 0 | 1.92 | 1 | 0 |
| Corns [description not available] | 0 | 1.92 | 1 | 0 |
| Callosities Localized hyperplasia of the horny layer of the epidermis due to pressure or friction. (Dorland, 27th ed) | 0 | 1.92 | 1 | 0 |
| Fractures, Bone Breaks in bones. | 0 | 1.92 | 1 | 0 |
| Celiac Sprue [description not available] | 0 | 2.02 | 1 | 0 |
| Celiac Disease A malabsorption syndrome that is precipitated by the ingestion of foods containing GLUTEN, such as wheat, rye, and barley. It is characterized by INFLAMMATION of the SMALL INTESTINE, loss of MICROVILLI structure, failed INTESTINAL ABSORPTION, and MALNUTRITION. | 0 | 2.02 | 1 | 0 |
| Deficiency Disease, Ornithine Carbamoyltransferase [description not available] | 0 | 1.96 | 1 | 0 |
| Amino Acid Metabolism Disorders, Inborn [description not available] | 0 | 1.96 | 1 | 0 |
| Ornithine Carbamoyltransferase Deficiency Disease An inherited urea cycle disorder associated with deficiency of the enzyme ORNITHINE CARBAMOYLTRANSFERASE, transmitted as an X-linked trait and featuring elevations of amino acids and ammonia in the serum. Clinical features, which are more prominent in males, include seizures, behavioral alterations, episodic vomiting, lethargy, and coma. (Menkes, Textbook of Child Neurology, 5th ed, pp49-50) | 0 | 1.96 | 1 | 0 |
| Bites [description not available] | 0 | 1.99 | 1 | 0 |
| Adenocarcinoma, Basal Cell [description not available] | 0 | 2 | 1 | 0 |
| Adenocarcinoma A malignant epithelial tumor with a glandular organization. | 0 | 2 | 1 | 0 |
| Diathesis [description not available] | 0 | 2.01 | 1 | 0 |
| Fowl Paralysis [description not available] | 0 | 2.01 | 1 | 0 |
| Poultry Diseases Diseases of birds which are raised as a source of meat or eggs for human consumption and are usually found in barnyards, hatcheries, etc. The concept is differentiated from BIRD DISEASES which is for diseases of birds not considered poultry and usually found in zoos, parks, and the wild. | 0 | 2.01 | 1 | 0 |
| Experimental Hepatoma [description not available] | 0 | 1.97 | 1 | 0 |