Substance | Relationship Strength | Studies | Trials | Classes | Roles |
curdlan D-hexose : A hexose that has D-configuration at position 5. | 2.06 | 1 | 0 | hexose | |
nitrates Nitrates: Inorganic or organic salts and esters of nitric acid. These compounds contain the NO3- radical. | 2.04 | 1 | 0 | monovalent inorganic anion; nitrogen oxoanion; reactive nitrogen species | |
taurine [no description available] | 2.11 | 1 | 0 | amino sulfonic acid; zwitterion | antioxidant; Escherichia coli metabolite; glycine receptor agonist; human metabolite; mouse metabolite; nutrient; radical scavenger; Saccharomyces cerevisiae metabolite |
3-nitropropionic acid 3-nitropropionic acid: succinate dehydrogenase inactivator; biosynthesized by FABACEAE plants from ASPARAGINE. 3-nitropropanoic acid : A C-nitro compound that is propanoic acid in which one of the methyl hydrogens has been replaced by a nitro group. | 2.11 | 1 | 0 | C-nitro compound | antimycobacterial drug; EC 1.3.5.1 [succinate dehydrogenase (quinone)] inhibitor; mycotoxin; neurotoxin |
amantadine amant: an antiviral compound consisting of an adamantane derivative chemically linked to a water-solube polyanioic matrix; structure in first source | 2.11 | 1 | 0 | adamantanes; primary aliphatic amine | analgesic; antiparkinson drug; antiviral drug; dopaminergic agent; NMDA receptor antagonist; non-narcotic analgesic |
isoniazid Hydra: A genus of freshwater polyps in the family Hydridae, order Hydroida, class HYDROZOA. They are of special interest because of their complex organization and because their adult organization corresponds roughly to the gastrula of higher animals.. hydrazide : Compounds derived from oxoacids RkE(=O)l(OH)m (l =/= 0) by replacing -OH by -NRNR2 (R groups are commonly H). (IUPAC). | 2.11 | 1 | 0 | carbohydrazide | antitubercular agent; drug allergen |
kojic acid [no description available] | 2.11 | 1 | 0 | 4-pyranones; enol; primary alcohol | Aspergillus metabolite; EC 1.10.3.1 (catechol oxidase) inhibitor; EC 1.10.3.2 (laccase) inhibitor; EC 1.13.11.24 (quercetin 2,3-dioxygenase) inhibitor; EC 1.14.18.1 (tyrosinase) inhibitor; EC 1.4.3.3 (D-amino-acid oxidase) inhibitor; NF-kappaB inhibitor; skin lightening agent |
molsidomine Molsidomine: A morpholinyl sydnone imine ethyl ester, having a nitrogen in place of the keto oxygen. It acts as NITRIC OXIDE DONORS and is a vasodilator that has been used in ANGINA PECTORIS.. molsidomine : A member of the class of oxadiazoles that is 1,2,3-oxadiazole substituted by morpholin-4-yl and (ethoxycarbonyl)azanidyl groups at positions 3 and 5, respectively. It is used as a vasodilator drug for the treatment of myocardial ischemic syndrome and congestive heart failure. | 2.74 | 3 | 0 | ethyl ester; morpholines; oxadiazole; zwitterion | antioxidant; apoptosis inhibitor; cardioprotective agent; nitric oxide donor; vasodilator agent |
ofloxacin Ofloxacin: A synthetic fluoroquinolone antibacterial agent that inhibits the supercoiling activity of bacterial DNA GYRASE, halting DNA REPLICATION.. 9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid : An oxazinoquinoline that is 2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinolin-7-one substituted by methyl, carboxy, fluoro, and 4-methylpiperazin-1-yl groups at positions 3, 6, 9, and 10, respectively.. ofloxacin : A racemate comprising equimolar amounts of levofloxacin and dextrofloxacin. It is a synthetic fluoroquinolone antibacterial agent which inhibits the supercoiling activity of bacterial DNA gyrase, halting DNA replication. | 2.11 | 1 | 0 | 3-oxo monocarboxylic acid; N-arylpiperazine; N-methylpiperazine; organofluorine compound; oxazinoquinoline | |
oxybenzone oxybenzone : A hydroxybenzophenone that is benzophenone which is substituted at the 2- and 4-positions of one of the benzene rings by hydroxy and methoxy groups respectively. | 2.02 | 1 | 0 | hydroxybenzophenone; monomethoxybenzene | dermatologic drug; environmental contaminant; protective agent; ultraviolet filter; xenobiotic |
linsidomine linsidomine: RN given refers to parent cpd; structure | 2.74 | 3 | 0 | morpholines | |
chloramphenicol Amphenicol: Chloramphenicol and its derivatives. | 2.11 | 1 | 0 | C-nitro compound; carboxamide; diol; organochlorine compound | antibacterial drug; antimicrobial agent; Escherichia coli metabolite; geroprotector; Mycoplasma genitalium metabolite; protein synthesis inhibitor |
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. | 2.04 | 1 | 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 |
colchicine (S)-colchicine : A colchicine that has (S)-configuration. It is a secondary metabolite, has anti-inflammatory properties and is used to treat gout, crystal-induced joint inflammation, familial Mediterranean fever, and many other conditions. | 2.11 | 1 | 0 | alkaloid; colchicine | anti-inflammatory agent; gout suppressant; mutagen |
oxazoles Oxazoles: Five-membered heterocyclic ring structures containing an oxygen in the 1-position and a nitrogen in the 3-position, in distinction from ISOXAZOLES where they are at the 1,2 positions.. 1,3-oxazole : A five-membered monocyclic heteroarene that is an analogue of cyclopentadiene with O in place of CH2 at position 1 and N in place of CH at position 3.. oxazole : An azole based on a five-membered heterocyclic aromatic skeleton containing one N and one O atom. | 2.04 | 1 | 0 | 1,3-oxazoles; mancude organic heteromonocyclic parent; monocyclic heteroarene | |
luminol Luminol: 5-Amino-2,3-dihydro-1,4-phthalazinedione. Substance that emits light on oxidation. It is used in chemical determinations. | 2.03 | 1 | 0 | | |
toyocamycin Toyocamycin: 4-Amino-5-cyano-7-(D-ribofuranosyl)-7H- pyrrolo(2,3-d)pyrimidine. Antibiotic antimetabolite isolated from Streptomyces toyocaensis cultures. It is an analog of adenosine, blocks RNA synthesis and ribosome function, and is used mainly as a tool in biochemistry.. toyocamycin : An N-glycosylpyrrolopyrimidine that is tubercidin in which the hydrogen at position 5 of the pyrrolopyrimidine moiety has been replaced by a cyano group. | 2.04 | 1 | 0 | antibiotic antifungal agent; N-glycosylpyrrolopyrimidine; nitrile; ribonucleoside | antimetabolite; antineoplastic agent; apoptosis inducer; bacterial metabolite |
5-nitroquinoline [no description available] | 2.11 | 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. | 2.11 | 1 | 0 | ethanolamines; ethylenediamine derivative | antitubercular agent; environmental contaminant; xenobiotic |
streptomycin [no description available] | 2.11 | 1 | 0 | antibiotic antifungal drug; antibiotic fungicide; streptomycins | antibacterial drug; antifungal agrochemical; antimicrobial agent; antimicrobial drug; bacterial metabolite; protein synthesis inhibitor |
paclitaxel Taxus: Genus of coniferous yew trees or shrubs, several species of which have medicinal uses. Notable is the Pacific yew, Taxus brevifolia, which is used to make the anti-neoplastic drug taxol (PACLITAXEL). | 2.03 | 1 | 0 | taxane diterpenoid; tetracyclic diterpenoid | antineoplastic agent; human metabolite; metabolite; microtubule-stabilising agent |
ribavirin Rebetron: Rebetron is tradename | 2.11 | 1 | 0 | 1-ribosyltriazole; aromatic amide; monocarboxylic acid amide; primary carboxamide | anticoronaviral agent; antiinfective agent; antimetabolite; antiviral agent; EC 2.7.7.49 (RNA-directed DNA polymerase) inhibitor |
1-methyl-4-phenylpyridinium 1-Methyl-4-phenylpyridinium: An active neurotoxic metabolite of 1-METHYL-4-PHENYL-1,2,3,6-TETRAHYDROPYRIDINE. The compound reduces dopamine levels, inhibits the biosynthesis of catecholamines, depletes cardiac norepinephrine and inactivates tyrosine hydroxylase. These and other toxic effects lead to cessation of oxidative phosphorylation, ATP depletion, and cell death. The compound, which is related to PARAQUAT, has also been used as an herbicide.. N-methyl-4-phenylpyridinium : A pyridinium ion that is N-methylpyridinium having a phenyl substituent at the 4-position. | 2.04 | 1 | 0 | pyridinium ion | apoptosis inducer; herbicide; human xenobiotic metabolite; neurotoxin |
ursolic acid [no description available] | 2.04 | 1 | 0 | hydroxy monocarboxylic acid; pentacyclic triterpenoid | geroprotector; plant metabolite |
oseltamivir Oseltamivir: An acetamido cyclohexene that is a structural homolog of SIALIC ACID and inhibits NEURAMINIDASE.. oseltamivir : A cyclohexenecarboxylate ester that is the ethyl ester of oseltamivir acid. An antiviral prodrug (it is hydrolysed to the active free carboxylic acid in the liver), it is used to slow the spread of influenza. | 2.11 | 1 | 0 | acetamides; amino acid ester; cyclohexenecarboxylate ester; primary amino compound | antiviral drug; EC 3.2.1.18 (exo-alpha-sialidase) inhibitor; environmental contaminant; prodrug; xenobiotic |
isocoumarins Isocoumarins: Compounds that differ from COUMARINS in having the positions of the ring and ketone oxygens reversed so the keto oxygen is at the 1-position of the molecule.. isocoumarin : The simplest member of the class of isocoumarins that is 1H-isochromene which is substituted by an oxo group at position 1. | 2.06 | 1 | 0 | isocoumarins | |
beta-peltatin beta-peltatin : An organic heterotetracyclic compound that is alpha-peltatin in which the phenolic hydroxy group of the 4-hydroxy-3,5-dimethoxyphenyl substitutent had been converted into the corresponding methyl ether. | 2.04 | 1 | 0 | furonaphthodioxole; gamma-lactone; lignan; organic heterotetracyclic compound; phenols | antineoplastic agent; plant metabolite |
echinuline echinuline: tri-isoprenylated cyclic dipeptide from Aspergillus amstelodami; structure; Rn given refers to (3S-cis)-isomer. echinulin : An indole alkaloid with formula C29H39N3O2. It is a fungal metabolite found in several Aspergillus species. | 3.21 | 5 | 0 | 2,5-diketopiperazines; indole alkaloid; indoles; olefinic compound | Aspergillus metabolite; marine metabolite; plant metabolite |
peroxynitrous acid Peroxynitrous Acid: A potent oxidant synthesized by the cell during its normal metabolism. Peroxynitrite is formed from the reaction of two free radicals, NITRIC OXIDE and the superoxide anion (SUPEROXIDES). | 2.73 | 3 | 0 | nitrogen oxoacid | |
umifenovir umifenovir: an antiviral agent | 2.11 | 1 | 0 | indolyl carboxylic acid | |
questin [no description available] | 2.11 | 1 | 0 | dihydroxyanthraquinone | |
3-nitrotyrosine 3-nitrotyrosine: RN given refers to parent cpd without isomeric designation. 3-nitrotyrosine : A nitrotyrosine comprising tyrosine having a nitro group at the 3-position on the phenyl ring. | 2.04 | 1 | 0 | 2-nitrophenols; C-nitro compound; nitrotyrosine; non-proteinogenic alpha-amino acid | |
benzofurans Benzofurans: Compounds that contain a BENZENE ring fused to a furan ring. | 2.06 | 1 | 0 | | |
anthricin anthricin: antitumor constituent from Anthriscus sylvestris (L.) Hoffm; structure in first source. deoxypodophyllotoxin : A member of the class of furonaphthodioxoles that is (5R,5aR,8aR)-5,8,8a,9-tetrahydro-2H-furo[3',4':6,7]naphtho[2,3-d][1,3]dioxol-6(5aH)-one substituted at position 5 by a 3,4,5-trimethoxyphenyl group. | 2.04 | 1 | 0 | furonaphthodioxole; gamma-lactone; lignan; methoxybenzenes | antineoplastic agent; apoptosis inducer; plant metabolite |
epiglucan epiglucan: a highly side-chain/branched alkali-insoluble cell wall glucan from fungus such as Epicoccum nigrum, Botrytis cinerea, ascomycetes & basidiomycetes; also isolated S-4001 from Lei Wan (polyporus mylitiae), HA-beta-glucan from mushroom Pleutotus ostreatus (Fr.) Quel., and translam from seaweed Laminaria cichorioides; with commercially important functional properties including emulsification and friction reduction. | 2.06 | 1 | 0 | | |
cephaelin cephaelin: do not confuse with cephalin of brain; after emetine this is the most important alkaloid of ipecac; protein synthesis inhibitor. cephaeline : A pyridoisoquinoline comprising emetam having a hydroxy group at the 6'-position and methoxy substituents at the 7'-, 10- and 11-positions. | 2.04 | 1 | 0 | pyridoisoquinoline | |
dactinomycin Dactinomycin: A compound composed of a two CYCLIC PEPTIDES attached to a phenoxazine that is derived from STREPTOMYCES parvullus. It binds to DNA and inhibits RNA synthesis (transcription), with chain elongation more sensitive than initiation, termination, or release. As a result of impaired mRNA production, protein synthesis also declines after dactinomycin therapy. (From AMA Drug Evaluations Annual, 1993, p2015) | 2.04 | 1 | 0 | actinomycin | mutagen |
3-acetyl-7-methoxycoumarin 3-acetyl-7-methoxycoumarin: structure in first source | 2.11 | 1 | 0 | coumarins | |
1,1-diphenyl-2-picrylhydrazyl 1,1-diphenyl-2-picrylhydrazyl: A diphenyl picrate; the ability to decolorize this stable radical indicates reactivity of tested compounds (Banda, Anal Chem 46:1772-7 1974) | 2.02 | 1 | 0 | | |
dinoprostone prostaglandin E2 : Prostaglandin F2alpha in which the hydroxy group at position 9 has been oxidised to the corresponding ketone. Prostaglandin E2 is the most common and most biologically potent of mammalian prostaglandins. | 2.08 | 1 | 0 | prostaglandins E | human metabolite; mouse metabolite; oxytocic |
sterigmatocystin [no description available] | 2.06 | 1 | 0 | sterigmatocystins | metabolite |
genistein [no description available] | 2.04 | 1 | 0 | 7-hydroxyisoflavones | antineoplastic agent; EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor; geroprotector; human urinary metabolite; phytoestrogen; plant metabolite; tyrosine kinase inhibitor |
amphotericin b Amphotericin B: Macrolide antifungal antibiotic produced by Streptomyces nodosus obtained from soil of the Orinoco river region of Venezuela.. amphotericin B : A macrolide antibiotic used to treat potentially life-threatening fungal infections. | 2.11 | 1 | 0 | antibiotic antifungal drug; macrolide antibiotic; polyene antibiotic | antiamoebic agent; antiprotozoal drug; bacterial metabolite |
daidzein [no description available] | 2.04 | 1 | 0 | 7-hydroxyisoflavones | antineoplastic agent; EC 2.7.7.7 (DNA-directed DNA polymerase) inhibitor; EC 3.2.1.20 (alpha-glucosidase) inhibitor; phytoestrogen; plant metabolite |
brefeldin a [no description available] | 2.04 | 1 | 0 | macrolide antibiotic | Penicillium metabolite |
stellettin b stellettin B: from the marine sponge Rhabdastrella globostellata; structure in first source | 2.04 | 1 | 0 | | |
fk 409 FK 409: structure given in first source; from Streptomyces griseoporeus | 2.07 | 1 | 0 | | |
nidulin nidulin: structure | 2.11 | 1 | 0 | | |
manzamine a manzamine A: RN given refers to (1R-(1R*,9Z,13S*,13aR*,20aR*,21aR*)-isomer; RN for cpd without isomeric designation not avail 12/92. manzamine A : An alkaloid of the class of beta-carbolines isolated from Haliclona and Acanthostrongylophora. It exhibits inhibitory activity against Glycogen Synthase Kinase-3 (EC 2.7.11.26). | 2.04 | 1 | 0 | alkaloid; beta-carbolines; isoquinolines | animal metabolite; anti-HSV-1 agent; antimalarial; antineoplastic agent; EC 2.7.11.26 (tau-protein kinase) inhibitor; marine metabolite |
jasplakinolide jasplakinolide: cyclodepsipeptide isolated from marine sponge Jaspis; active against Candida; RN refers to 2S-(2R*,4E,6S*,8R*)-isomer; structure in first source. jaspamide : A cyclodepsipeptide isolated from Jaspis splendens and has been shown to exhibit antineoplastic activity. It is an actin polymerization and stabilization inducer. | 2.04 | 1 | 0 | cyclodepsipeptide; phenols | actin polymerisation inducer; animal metabolite; antifungal agent; antineoplastic agent; apoptosis inducer; marine metabolite; neuroprotective agent |
tardioxopiperazine a tardioxopiperazine A: isolated from Microascus tardifaciens; structure in first source | 2.47 | 2 | 0 | 2,5-diketopiperazines | |
cladosporin cladosporin: antifungal metabolite from Cladosporium cladosporioides; toxic, minor metabolite of Aspersillus flavus; inhibits tRNA synthetase in Plasmodium falciparum | 2.06 | 1 | 0 | | |
bengazole a bengazole A: isolated from Jaspis marine sponges; structure in first source | 2.04 | 1 | 0 | | |
asperflavin asperflavin: metabolic product of Aspergillus flavus | 2.11 | 1 | 0 | | |
cyclo(L-tryptophyl-L-alanyl) [no description available] | 2.81 | 3 | 0 | 2,5-diketopiperazines | |
isoechinulin a isoechinulin A: structure in first source | 2.77 | 3 | 0 | | |
preechinulin [no description available] | 2.8 | 3 | 0 | 2,5-diketopiperazines | |
brevianamide a brevianamide A: metabolite of Penicillium viridicatum; structure | 2.06 | 1 | 0 | | |
ascorbic acid Ascorbic Acid: A six carbon compound related to glucose. It is found naturally in citrus fruits and many vegetables. Ascorbic acid is an essential nutrient in human diets, and necessary to maintain connective tissue and bone. Its biologically active form, vitamin C, functions as a reducing agent and coenzyme in several metabolic pathways. Vitamin C is considered an antioxidant.. L-ascorbic acid : The L-enantiomer of ascorbic acid and conjugate acid of L-ascorbate.. L-ascorbate : The L-enantiomer of ascorbate and conjugate base of L-ascorbic acid, arising from selective deprotonation of the 3-hydroxy group. Required for a range of essential metabolic reactions in all animals and plants.. vitamin C : Any member of a group of vitamers that belong to the chemical structural class called butenolides that exhibit biological activity against vitamin C deficiency in animals. The vitamers include L-ascorbic acid and its salt, ionized and oxidized forms. | 2.43 | 2 | 0 | ascorbic acid; vitamin C | coenzyme; cofactor; flour treatment agent; food antioxidant; food colour retention agent; geroprotector; plant metabolite; skin lightening agent |
asperparaline a aspergillimide: isolated from Aspergillus; structure in first source. asperparaline A : An alkaloid isolated from Aspergillus aculeatus. | 2.11 | 1 | 0 | alkaloid; azaspiro compound; dicarboximide | Aspergillus metabolite |
rifampin Rifampin: A semisynthetic antibiotic produced from Streptomyces mediterranei. It has a broad antibacterial spectrum, including activity against several forms of Mycobacterium. In susceptible organisms it inhibits DNA-dependent RNA polymerase activity by forming a stable complex with the enzyme. It thus suppresses the initiation of RNA synthesis. Rifampin is bactericidal, and acts on both intracellular and extracellular organisms. (From Gilman et al., Goodman and Gilman's The Pharmacological Basis of Therapeutics, 9th ed, p1160) | 2.11 | 1 | 0 | cyclic ketal; hydrazone; N-iminopiperazine; N-methylpiperazine; rifamycins; semisynthetic derivative; zwitterion | angiogenesis inhibitor; antiamoebic agent; antineoplastic agent; antitubercular agent; DNA synthesis inhibitor; EC 2.7.7.6 (RNA polymerase) inhibitor; Escherichia coli metabolite; geroprotector; leprostatic drug; neuroprotective agent; pregnane X receptor agonist; protein synthesis inhibitor |
hymenialdisine [no description available] | 2.04 | 1 | 0 | | |
debromohymenialdisine [no description available] | 2.04 | 1 | 0 | | |
neoechinulin neoechinulin: structure | 2.06 | 1 | 0 | | |