Substance | Relationship Strength | Studies | Trials | Classes | Roles |
carbon monoxide Carbon Monoxide: Carbon monoxide (CO). A poisonous colorless, odorless, tasteless gas. It combines with hemoglobin to form carboxyhemoglobin, which has no oxygen carrying capacity. The resultant oxygen deprivation causes headache, dizziness, decreased pulse and respiratory rates, unconsciousness, and death. (From Merck Index, 11th ed). carbon monoxide : A one-carbon compound in which the carbon is joined only to a single oxygen. It is a colourless, odourless, tasteless, toxic gas. | 2 | 1 | 0 | carbon oxide; gas molecular entity; one-carbon compound | biomarker; EC 1.9.3.1 (cytochrome c oxidase) inhibitor; human metabolite; ligand; metabolite; mitochondrial respiratory-chain inhibitor; mouse metabolite; neurotoxin; neurotransmitter; P450 inhibitor; probe; signalling molecule; vasodilator agent |
histamine [no description available] | 7.01 | 1 | 0 | aralkylamino compound; imidazoles | human metabolite; mouse metabolite; neurotransmitter |
tryptamine [no description available] | 9.83 | 10 | 0 | aminoalkylindole; aralkylamino compound; indole alkaloid; tryptamines | human metabolite; mouse metabolite; plant metabolite |
isopentenyl pyrophosphate isopentenyl pyrophosphate: substrate for isopentenyl pyrophosphate isomerase; RN given refers to unlabeled cpd; a nonpeptide mycobacterial antigen that stimulates gamma delta T cells. isopentenyl diphosphate : A prenol phosphate comprising 3-methylbut-3-en-1-ol having an O-diphosphate substituent. | 1.99 | 1 | 0 | prenol phosphate | antigen; antioxidant; epitope; Escherichia coli metabolite; mouse metabolite; phosphoantigen |
2,4-dichlorophenoxyacetic acid 2,4-Dichlorophenoxyacetic Acid: An herbicide with irritant effects on the eye and the gastrointestinal system.. 2,4-D : A chlorophenoxyacetic acid that is phenoxyacetic acid in which the ring hydrogens at postions 2 and 4 are substituted by chlorines. | 1.98 | 1 | 0 | chlorophenoxyacetic acid; dichlorobenzene | agrochemical; defoliant; EC 1.1.1.25 (shikimate dehydrogenase) inhibitor; environmental contaminant; phenoxy herbicide; synthetic auxin |
sorbitol D-glucitol : The D-enantiomer of glucitol (also known as D-sorbitol). | 2.15 | 1 | 0 | glucitol | cathartic; Escherichia coli metabolite; food humectant; human metabolite; laxative; metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite; sweetening agent |
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. | 2.07 | 1 | 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 |
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. | 2.53 | 2 | 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 |
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. | 3.32 | 6 | 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 |
quinic acid (-)-quinic acid : The (-)-enantiomer of quinic acid. | 2.13 | 1 | 0 | | |
yohimbine Yohimbine: A plant alkaloid with alpha-2-adrenergic blocking activity. Yohimbine has been used as a mydriatic and in the treatment of ERECTILE DYSFUNCTION.. yohimbine : An indole alkaloid with alpha2-adrenoceptor antagonist activity. It is produced by Corynanthe johimbe and Rauwolfia serpentina. | 1.98 | 1 | 0 | methyl 17-hydroxy-20xi-yohimban-16-carboxylate | alpha-adrenergic antagonist; dopamine receptor D2 antagonist; serotonergic antagonist |
cyclopentane Cyclopentanes: A group of alicyclic hydrocarbons with the general formula R-C5H9.. cyclopentanes : Cyclopentane and its derivatives formed by substitution. | 2.17 | 1 | 0 | cycloalkane; cyclopentanes; volatile organic compound | non-polar solvent |
kynuramine Kynuramine: An aromatic ketone containing the aniline structure (ANILINE COMPOUNDS).. kynuramine : A member of the class of kynurenamines that is aniline substituted at position 2 by a 3-aminopropanoyl group. | 2.15 | 1 | 0 | kynurenamines; primary amino compound | metabolite |
camptothecin NSC 100880: carboxylate (opened lactone) form of camptothecin; RN refers to (S)-isomer; structure given in first source | 2.75 | 3 | 0 | delta-lactone; pyranoindolizinoquinoline; quinoline alkaloid; tertiary alcohol | antineoplastic agent; EC 5.99.1.2 (DNA topoisomerase) inhibitor; genotoxin; plant metabolite |
tiletamine hydrochloride Cyclohexanones: Cyclohexane ring substituted by one or more ketones in any position.. cyclohexanones : Any alicyclic ketone based on a cyclohexane skeleton and its substituted derivatives thereof. | 3.12 | 1 | 0 | | |
phenyl acetate phenyl acetate: The ester formed between phenol and acetic acid. Don't confuse with phenylacetic acid derivatives listed under PHENYLACETATES.. phenyl acetate : An acetate ester obtained by the formal condensation of phenol with acetic acid. | 2.17 | 1 | 0 | benzenes; phenyl acetates | |
glucose, (beta-d)-isomer beta-D-glucose : D-Glucopyranose with beta configuration at the anomeric centre.. (1->4)-beta-D-glucan : A beta-D-glucan in which the glucose units are connected by (1->4) linkages.. (1->3)-beta-D-glucan : A beta-D-glucan in which the glucose units are connected by (1->3) linkages. | 4.34 | 6 | 0 | D-glucopyranose | epitope; mouse metabolite |
loganin [no description available] | 4.51 | 7 | 0 | beta-D-glucoside; cyclopentapyran; enoate ester; iridoid monoterpenoid; methyl ester; monosaccharide derivative; secondary alcohol | anti-inflammatory agent; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.2.1.20 (alpha-glucosidase) inhibitor; EC 3.4.23.46 (memapsin 2) inhibitor; neuroprotective agent; plant metabolite |
loganic acid loganic acid: structure. loganic acid : A cyclopentapyran that is 1,4a,5,6,7,7a-hexahydrocyclopenta[c]pyran-4-carboxylic acid substituted at positions 1, 6 and 7 by beta-D-glucosyloxy, hydroxy and methyl groups respectively | 2.41 | 2 | 0 | alpha,beta-unsaturated monocarboxylic acid; cyclopentapyran; glucoside | plant metabolite |
catalposide [no description available] | 2.08 | 1 | 0 | | |
sweroside [no description available] | 2.51 | 2 | 0 | glycoside | |
strictosidine [no description available] | 9.62 | 8 | 0 | alkaloid ester; beta-D-glucoside; indole alkaloid; methyl ester | |
secoxyloganin secoxyloganin: from Guettarda playpoda. secoxyloganin : A secoiridoid glycoside that is [(2R,3R,4S)-2-hydroxy-5-(methoxycarbonyl)-3-vinyl-3,4-dihydro-2H-pyran-4-yl]acetic acid in which the anometric hydroxy group has been converted to the corresponding beta-D-glucoside. It has been isolated from several plant species and exhibits antioxidant and anti-allergic properties. | 7.52 | 2 | 0 | beta-D-glucoside; dicarboxylic acid monoester; enoate ester; methyl ester; monosaccharide derivative; pyrans; secoiridoid glycoside | anti-allergic agent; antioxidant; plant metabolite |
iridoids Iridoids: A type of MONOTERPENES, derived from geraniol. They have the general form of cyclopentanopyran, but in some cases, one of the rings is broken as in the case of secoiridoid. They are different from the similarly named iridals (TRITERPENES). | 6.24 | 26 | 0 | | |
shikonin shikonin: a naphthazarin; has antineoplastic and angiogenesis inhibiting activities | 3.12 | 1 | 0 | hydroxy-1,4-naphthoquinone | |
glycosides [no description available] | 2.01 | 1 | 0 | | |
sesquiterpenes [no description available] | 2.15 | 1 | 0 | | |
chlorogenic acid caffeoylquinic acid: Antiviral Agent; structure in first source. chlorogenate : A monocarboxylic acid anion that is the conjugate base of chlorogenic acid; major species at pH 7.3. | 2.13 | 1 | 0 | cinnamate ester; tannin | food component; plant metabolite |
nadp [no description available] | 2 | 1 | 0 | | |
naphthoquinones Naphthoquinones: Naphthalene rings which contain two ketone moieties in any position. They can be substituted in any position except at the ketone groups. | 3.12 | 1 | 0 | | |
xylulose [no description available] | 2.03 | 1 | 0 | xylulose | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
catharanthine [no description available] | 2.46 | 2 | 0 | alkaloid ester; bridged compound; methyl ester; monoterpenoid indole alkaloid; organic heteropentacyclic compound; tertiary amino compound | |
monorden monorden: inhibits HSP90 Heat-Shock Proteins, DNA topoisomerase VI and human Topoisomerase II | 2.08 | 1 | 0 | cyclic ketone; enone; epoxide; macrolide antibiotic; monochlorobenzenes; phenols | antifungal agent; metabolite; tyrosine kinase inhibitor |
raubasine raubasine: RN given refers to (19alpha)-isomer; structure | 1.98 | 1 | 0 | yohimban alkaloid | |
methyl chlorogenate methyl chlorogenate: from Eriobotrya japonica; structure in first source | 2.13 | 1 | 0 | quinic acid | |
tanespimycin CP 127374: analog of herbimycin A | 2.08 | 1 | 0 | 1,4-benzoquinones; ansamycin; carbamate ester; organic heterobicyclic compound; secondary amino compound | antineoplastic agent; apoptosis inducer; Hsp90 inhibitor |
6-o-coumaroylcatalpol [no description available] | 2.08 | 1 | 0 | cinnamate ester | |
vindoline [no description available] | 2.04 | 1 | 0 | | |
6-O-feruloylcatalpol [no description available] | 2.08 | 1 | 0 | hydroxycinnamic acid | metabolite |
methyl jasmonate [no description available] | 2.17 | 1 | 0 | | |