Substance | Relationship Strength | Studies | Trials | Classes | Roles |
citric acid, anhydrous Citric Acid: A key intermediate in metabolism. It is an acid compound found in citrus fruits. The salts of citric acid (citrates) can be used as anticoagulants due to their calcium chelating ability.. citric acid : A tricarboxylic acid that is propane-1,2,3-tricarboxylic acid bearing a hydroxy substituent at position 2. It is an important metabolite in the pathway of all aerobic organisms. | 1.96 | 1 | 0 | tricarboxylic acid | antimicrobial agent; chelator; food acidity regulator; fundamental metabolite |
nitrous oxide Nitrous Oxide: Nitrogen oxide (N2O). A colorless, odorless gas that is used as an anesthetic and analgesic. High concentrations cause a narcotic effect and may replace oxygen, causing death by asphyxia. It is also used as a food aerosol in the preparation of whipping cream.. dinitrogen oxide : A nitrogen oxide consisting of linear unsymmetrical molecules with formula N2O. While it is the most used gaseous anaesthetic in the world, its major commercial use, due to its solubility under pressure in vegetable fats combined with its non-toxicity in low concentrations, is as an aerosol spray propellant and aerating agent for canisters of 'whipped' cream. | 3.11 | 1 | 0 | gas molecular entity; nitrogen oxide | analgesic; bacterial metabolite; food packaging gas; food propellant; general anaesthetic; greenhouse gas; inhalation anaesthetic; NMDA receptor antagonist; raising agent; refrigerant; vasodilator agent |
succinic acid Succinic Acid: A water-soluble, colorless crystal with an acid taste that is used as a chemical intermediate, in medicine, the manufacture of lacquers, and to make perfume esters. It is also used in foods as a sequestrant, buffer, and a neutralizing agent. (Hawley's Condensed Chemical Dictionary, 12th ed, p1099; McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed, p1851). succinic acid : An alpha,omega-dicarboxylic acid resulting from the formal oxidation of each of the terminal methyl groups of butane to the corresponding carboxy group. It is an intermediate metabolite in the citric acid cycle. | 1.96 | 1 | 0 | alpha,omega-dicarboxylic acid; C4-dicarboxylic acid | anti-ulcer drug; fundamental metabolite; micronutrient; nutraceutical; radiation protective agent |
2-(n-heptyl)-4-hydroxyquinoline n-oxide 2-(n-heptyl)-4-hydroxyquinoline N-oxide: structure. 2-heptyl-4-hydroxyquinoline N-oxide : An inhibitor of the mitochondrial respiratory chain at cytochrome bc1 and of photosynthetic electron flow immediately before cytochrome b559. | 2.36 | 2 | 0 | monohydroxyquinoline | |
propyl gallate Propyl Gallate: Antioxidant for foods, fats, oils, ethers, emulsions, waxes, and transformer oils. | 1.96 | 1 | 0 | trihydroxybenzoic acid | |
cyanides Cyanides: Inorganic salts of HYDROGEN CYANIDE containing the -CN radical. The concept also includes isocyanides. It is distinguished from NITRILES, which denotes organic compounds containing the -CN radical.. cyanides : Salts and C-organyl derivatives of hydrogen cyanide, HC#N.. isocyanide : The isomer HN(+)#C(-) of hydrocyanic acid, HC#N, and its hydrocarbyl derivatives RNC (RN(+)#C(-)).. cyanide : A pseudohalide anion that is the conjugate base of hydrogen cyanide. | 2.37 | 2 | 0 | pseudohalide anion | EC 1.9.3.1 (cytochrome c oxidase) inhibitor |
lawsone lawsone: a molluscacide from leaves of Lawsonia inermis L. topical sunscreening agent; structure; powdered leaves of Lawsonia inermis(Lythraceae) used as brown hair dye. lawsone : 1,4-Naphthoquinone carrying a hydroxy function at C-2. It is obtained from the leaves of Lawsonia inermis. | 1.96 | 1 | 0 | | |
thiazoles [no description available] | 5.84 | 31 | 0 | 1,3-thiazoles; mancude organic heteromonocyclic parent; monocyclic heteroarene | |
funiculosin (anthraquinone) funiculosin (anthraquinone): see also a pyridone cpd called funiculosin; structure | 1.96 | 1 | 0 | trihydroxyanthraquinone | |
ametryne ametryne: minor descriptor (72-83); on-line & Index Medicus search HERBICIDES, TRIAZINE (75-83) & HERBICIDES (72-74) & TRIAZINES (72-74); RN given refers to unlabeled cpd; structure. ametryn : A methylthio-1,3,5-triazine that is 2-(methylsulfanyl)-1,3,5-triazine substituted by an ethylamino and an isopropylamino group at positions 4 and 6 respectively. | 1.96 | 1 | 0 | diamino-1,3,5-triazine; methylthio-1,3,5-triazine | environmental contaminant; herbicide |
dithiothreitol 1,4-dimercaptobutane-2,3-diol : A glycol that is butane-2,3-diol in which a hydrogen from each of the methyl groups is replaced by a thiol group.. 1,4-dithiothreitol : The threo-diastereomer of 1,4-dimercaptobutane-2,3-diol. | 1.98 | 1 | 0 | 1,4-dimercaptobutane-2,3-diol; butanediols; dithiol; glycol; thiol | chelator; human metabolite; reducing agent |
dibromothymoquinone Dibromothymoquinone: At low concentrations, this compound inhibits reduction of conventional hydrophilic electron acceptors, probably acting as a plastoquinone antagonist. At higher concentrations, it acts as an electron acceptor, intercepting electrons either before or at the site of its inhibitory activity. | 1.96 | 1 | 0 | 1,4-benzoquinones | cytochrome-b6f complex inhibitor |
salicylhydroxamic acid [no description available] | 2.37 | 2 | 0 | hydroxamic acid; phenols | antibacterial drug; EC 1.11.2.2 (myeloperoxidase) inhibitor; EC 3.5.1.5 (urease) inhibitor; trypanocidal drug |
cyanates Cyanates: Organic salts of cyanic acid containing the -OCN radical.. cyanates : Salts and esters of cyanic acid, HOC#N; compounds carrying the cyanate functional group -O-C#N.. isocyanates : Organonitrogen compounds that are derivatives of isocyanic acid; compounds containing the isocyanate functional group -N=C=O (as opposed to the cyanate group, -O-C#N). | 3.11 | 1 | 0 | | |
nonyl-4-hydroxyquinoline-n-oxide [no description available] | 6.99 | 1 | 0 | | |
duroquinol durohydroquinone : A member of the class of hydroquinones that is benzene-1,4-diol carrying four methyl groups at positions 2, 3, 5 and 6. | 1.96 | 1 | 0 | hydroquinones; methylbenzene | bacterial xenobiotic metabolite; volatile oil component |
stigmatellin stigmatellin: isolated from myxobacterium Stigmatella aurantiaca; structure in first source. stigmatellin A : A member of the class of chromones that is isolated from Stigmatella aurantiaca Sg a15. | 4.35 | 6 | 0 | aromatic ether; chromones; olefinic compound; phenols | bacterial metabolite; quinol oxidation site inhibitor |
stilbenes Stilbenes: Organic compounds that contain 1,2-diphenylethylene as a functional group.. trans-stilbene : The trans-isomer of stilbene. | 2.4 | 2 | 0 | stilbene | |
valinomycin Valinomycin: A cyclododecadepsipeptide ionophore antibiotic produced by Streptomyces fulvissimus and related to the enniatins. It is composed of 3 moles each of L-valine, D-alpha-hydroxyisovaleric acid, D-valine, and L-lactic acid linked alternately to form a 36-membered ring. (From Merck Index, 11th ed) Valinomycin is a potassium selective ionophore and is commonly used as a tool in biochemical studies.. valinomycin : A twelve-membered cyclodepsipeptide composed of three repeating D-alpha-hydroxyisovaleryl-D-valyl-L-lactoyl-L-valyl units joined in sequence. An antibiotic found in several Streptomyces strains. | 1.96 | 1 | 0 | cyclodepsipeptide; macrocycle | antimicrobial agent; antiviral agent; bacterial metabolite; potassium ionophore |
naphthoquinones Naphthoquinones: Naphthalene rings which contain two ketone moieties in any position. They can be substituted in any position except at the ketone groups. | 1.96 | 1 | 0 | | |
coenzyme q10 coenzyme Q10: Ubiquinone ring with a chain of 10 isoprene units; redox equilibrium with ubiqunol serving in mitochondrial inner membrane to transfer electrons; presence during reconstitution of acetylcholine receptor into phospholipid vesicles yields vesicles active in catalyzing carbamylcholine-sensitive Na+ flux; coenzyme Q10 depletion has been noted with use of statins. coenzyme Q10 : A ubiquinone having a side chain of 10 isoprenoid units. In the naturally occurring isomer, all isoprenyl double bonds are in the E- configuration. | 1.97 | 1 | 0 | ubiquinones | antioxidant; ferroptosis inhibitor; human metabolite |
3-methoxy-2-(2-styrylphenyl)propenic acid methyl ester 3-methoxy-2-(2-styrylphenyl)propenic acid methyl ester: structure given in first source; fluorescence inhibitor | 2.4 | 2 | 0 | | |
sulfur Sulfur: An element that is a member of the chalcogen family. It has an atomic symbol S, atomic number 16, and atomic weight [32.059; 32.076]. It is found in the amino acids cysteine and methionine. | 2 | 1 | 0 | chalcogen; nonmetal atom | macronutrient |
antimycin a Antimycin A: An antibiotic substance produced by Streptomyces species. It inhibits mitochondrial respiration and may deplete cellular levels of ATP. Antimycin A1 has been used as a fungicide, insecticide, and miticide. (From Merck Index, 12th ed). antimycin A : A nine-membered bis-lactone having methyl substituents at the 2- and 6-positions, an n-hexyl substituent at the 8-position, an acyloxy substituent at the 7-position and an aroylamido substituent at the 3-position. It is produced by Streptomyces bacteria and has found commercial use as a fish poison. | 4.94 | 12 | 0 | amidobenzoic acid | |
myxothiazol myxothiazol: strobilurin analogue; methoxyacrylamide derivative; antifungal antibiotic from Myxococcus fulvus; structure given in first source. myxothiazol : A 2,4'-bi-1,3-thiazole substituted at the 4-position with a (1E,3S,4R,5E)-7-amino-3,5-dimethoxy-4-methyl-7-oxohepta-1,5-dien-1-yl] group and at the 2'-position with a (2S,3E,5E)-7-methylocta-3,5-dien-2-yl group. It is an inhibitor of coenzyme Q - cytochrome c reductase. | 4.58 | 8 | 0 | | |
bacteriochlorophylls Bacteriochlorophylls: Pyrrole containing pigments found in photosynthetic bacteria. | 1.95 | 1 | 0 | | |
ubiquinol ubiquinol: reduced forms of ubiquinone; see also record for ubiquinol 10. ubiquinol-10 : A ubiquinol in which the polyprenyl substituent is decaprenyl. | 3.25 | 6 | 0 | polyprenylhydroquinone; ubiquinol | biomarker; metabolite |
potassium cyanate potassium cyanate: RN given refers to cpd with MF of K-CHNO | 3.11 | 1 | 0 | cyanate salt; one-carbon compound | herbicide |
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 |
ubiquinone Ubiquinone: A lipid-soluble benzoquinone which is involved in ELECTRON TRANSPORT in mitochondrial preparations. The compound occurs in the majority of aerobic organisms, from bacteria to higher plants and animals. | 3.68 | 10 | 0 | | |
chiniofon Hydroxyquinolines: The 8-hydroxy derivatives inhibit various enzymes and their halogenated derivatives, though neurotoxic, are used as topical anti-infective agents, among other uses. | 2.66 | 3 | 0 | | |
cytochromes c1 Cytochromes c1: The 30-kDa membrane-bound c-type cytochrome protein of mitochondria that functions as an electron donor to CYTOCHROME C GROUP in the mitochondrial and bacterial RESPIRATORY CHAIN. (From Enzyme Nomenclature, 1992, p545) | 2.9 | 4 | 0 | | |
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. | 2.68 | 3 | 0 | | |
antimycin [no description available] | 2.88 | 4 | 0 | | |