Substance | Relationship Strength | Studies | Trials | Classes | Roles |
acetaldehyde Acetaldehyde: A colorless, flammable liquid used in the manufacture of acetic acid, perfumes, and flavors. It is also an intermediate in the metabolism of alcohol. It has a general narcotic action and also causes irritation of mucous membranes. Large doses may cause death from respiratory paralysis.. acetaldehyde : The aldehyde formed from acetic acid by reduction of the carboxy group. It is the most abundant carcinogen in tobacco smoke.. aldehyde : A compound RC(=O)H, in which a carbonyl group is bonded to one hydrogen atom and to one R group.. acetyl group : A group, formally derived from acetic acid by dehydroxylation, which is fundamental to the biochemistry of all forms of life. When bound to coenzyme A, it is central to the metabolism of carbohydrates and fats. | 6.99 | 1 | 0 | aldehyde | carcinogenic agent; EC 3.5.1.4 (amidase) inhibitor; electron acceptor; Escherichia coli metabolite; human metabolite; mouse metabolite; mutagen; oxidising agent; Saccharomyces cerevisiae metabolite; teratogenic agent |
phosphonoacetaldehyde phosphonoacetaldehyde : A phosphonic acid consisting of acetaldehyde with the phospho group at the 2-position. | 6.99 | 1 | 0 | phosphonic acids | mouse metabolite |
phosphonoacetic acid Phosphonoacetic Acid: A simple organophosphorus compound that inhibits DNA polymerase, especially in viruses and is used as an antiviral agent.. phosphonoacetic acid : A member of the class of phosphonic acids that is phosphonic acid in which the hydrogen attached to the phosphorous is replaced by a carboxymethyl group. | 2.37 | 2 | 0 | monocarboxylic acid; phosphonic acids | antiviral agent; EC 2.7.7.7 (DNA-directed DNA polymerase) inhibitor |
cytosine [no description available] | 1.99 | 1 | 0 | aminopyrimidine; pyrimidine nucleobase; pyrimidone | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
glycine [no description available] | 2.93 | 4 | 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 |
phosphoenolpyruvate Phosphoenolpyruvate: A monocarboxylic acid anion derived from selective deprotonation of the carboxy group of phosphoenolpyruvic acid. It is a metabolic intermediate in GLYCOLYSIS; GLUCONEOGENESIS; and other pathways.. phosphoenolpyruvate : A monocarboxylic acid anion resuting from selective deprotonation of the carboxy group of phosphoenolpyruvic acid.. phosphoenolpyruvic acid : A monocarboxylic acid that is acrylic acid substituted by a phosphonooxy group at position 2. It is a metabolic intermediate in pathways like glycolysis and gluconeogenesis. | 7.66 | 3 | 0 | carboxyalkyl phosphate; monocarboxylic acid | fundamental metabolite |
cetyltrimethylammonium ion Cetrimonium: Cetyltrimethylammonium compound whose salts and derivatives are used primarily as topical antiseptics.. cetyltrimethylammonium ion : A quaternary ammonium ion in which the substituents on nitrogen are one hexadecyl and three methyl groups. | 2.06 | 1 | 0 | quaternary ammonium ion | |
foscarnet Foscarnet: An antiviral agent used in the treatment of cytomegalovirus retinitis. Foscarnet also shows activity against human herpesviruses and HIV.. phosphonoformic acid : Phosphoric acid in which one of the hydroxy groups is replaced by a carboxylic acid group. It is used as the trisodium salt as an antiviral agent in the treatment of cytomegalovirus retinitis (CMV retinitis, an inflamation of the retina that can lead to blindness) and as an alternative to ganciclovir for AIDS patients who require concurrent antiretroviral therapy but are unable to tolerate ganciclovir due to haematological toxicity. | 2.37 | 2 | 0 | carboxylic acid; one-carbon compound; phosphonic acids | antiviral drug; geroprotector; HIV-1 reverse transcriptase inhibitor; sodium-dependent Pi-transporter inhibitor |
phenolsulfonphthalein Phenolsulfonphthalein: Red dye, pH indicator, and diagnostic aid for determination of renal function. It is used also for studies of the gastrointestinal and other systems.. phenol red : 3H-2,1-Benzoxathiole 1,1-dioxide in which both of the hydrogens at position 3 have been substituted by 4-hydroxyphenyl groups. A pH indicator changing colour from yellow below pH 6.8 to bright pink above pH 8.2, it is commonly used as an indicator in cell cultures and in home swimming pool test kits. It is also used in the (now infrequently performed) phenolsulfonphthalein (PSP) test for estimation of overall blood flow through the kidney. | 2.03 | 1 | 0 | 2,1-benzoxathiole; arenesulfonate ester; phenols; sultone | acid-base indicator; diagnostic agent; two-colour indicator |
fluoroacetic acid fluoroacetic acid: N1 same as NM; RN given refers to parent cpd. fluoroacetic acid : A haloacetic acid that is acetic acid in which one of the methyl hydrogens is substituted by fluorine. | 1.96 | 1 | 0 | haloacetic acid; organofluorine compound | EC 4.2.1.3 (aconitate hydratase) inhibitor |
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. | 2.38 | 2 | 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 |
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. | 7 | 1 | 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 |
sucrose Saccharum: A plant genus of the family POACEAE widely cultivated in the tropics for the sweet cane that is processed into sugar. | 1.99 | 1 | 0 | glycosyl glycoside | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; osmolyte; Saccharomyces cerevisiae metabolite; sweetening agent |
kanamycin a Kanamycin: Antibiotic complex produced by Streptomyces kanamyceticus from Japanese soil. Comprises 3 components: kanamycin A, the major component, and kanamycins B and C, the minor components.. kanamycin : Kanamycin is a naturally occurring antibiotic complex from Streptomyces kanamyceticus that consists of several components: kanamycin A, the major component (also usually designated as kanamycin), and kanamycins B, C, D and X the minor components. | 3.18 | 1 | 0 | kanamycins | bacterial 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. | 2.06 | 1 | 0 | isoxazoles; mancude organic heteromonocyclic parent; monocyclic heteroarene | |
azacitidine Azacitidine: A pyrimidine analogue that inhibits DNA methyltransferase, impairing DNA methylation. It is also an antimetabolite of cytidine, incorporated primarily into RNA. Azacytidine has been used as an antineoplastic agent.. 5-azacytidine : An N-glycosyl-1,3,5-triazine that is 4-amino-1,3,5-triazin-2(1H)-one substituted by a beta-D-ribofuranosyl residue via an N-glycosidic linkage. An antineoplastic agent, it is used in the treatment of myeloid leukaemia. | 2.4 | 2 | 0 | N-glycosyl-1,3,5-triazine; nucleoside analogue | antineoplastic agent |
1-aminomethylphosphonic acid 1-aminomethylphosphonic acid: RN given refers to parent cpd. (aminomethyl)phosphonic acid : A member of the class of phosphonic acids that is phosphonic acid substituted by an aminomethyl group. It is a metabolite of the herbicide glyphosate. | 2.6 | 1 | 0 | one-carbon compound; phosphonic acids | |
streptomycin [no description available] | 3.09 | 1 | 0 | antibiotic antifungal drug; antibiotic fungicide; streptomycins | antibacterial drug; antifungal agrochemical; antimicrobial agent; antimicrobial drug; bacterial metabolite; protein synthesis inhibitor |
chlorophenol red chlorophenol red: used in transport studies of goldfish renal tubules; structure | 2.03 | 1 | 0 | | |
gold Gold: A yellow metallic element with the atomic symbol Au, atomic number 79, and atomic weight 197. It is used in jewelry, goldplating of other metals, as currency, and in dental restoration. Many of its clinical applications, such as ANTIRHEUMATIC AGENTS, are in the form of its salts. | 7 | 1 | 0 | copper group element atom; elemental gold | |
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. | 2 | 1 | 0 | glutamic acid; glutamine family amino acid; L-alpha-amino acid; proteinogenic amino acid | Escherichia coli metabolite; ferroptosis inducer; micronutrient; mouse metabolite; neurotransmitter; nutraceutical |
aminopterin Aminopterin: A folic acid derivative used as a rodenticide that has been shown to be teratogenic. | 1.99 | 1 | 0 | dicarboxylic acid | EC 1.5.1.3 (dihydrofolate reductase) inhibitor; mutagen |
organophosphonates hydrogenphosphite : A divalent inorganic anion resulting from the removal of a proton from two of the hydroxy groups of phosphorous acid. | 4.01 | 4 | 0 | divalent inorganic anion; phosphite ion | |
actinorhodin actinorhodin: structure. actinorhodin : A member of the class of benzoisochromanequinone that is produced by Streptomyces coelicolor A3(2) and exhibits antibiotic activity. | 3.09 | 1 | 0 | | |
fosfomycin Fosfomycin: An antibiotic produced by Streptomyces fradiae.. fosfomycin : A phosphonic acid having an (R,S)-1,2-epoxypropyl group attached to phosphorus. | 9.3 | 3 | 0 | epoxide; phosphonic acids | antimicrobial agent; EC 2.5.1.7 (UDP-N-acetylglucosamine 1-carboxyvinyltransferase) inhibitor |
streptothricins Streptothricins: A group of antibiotic aminoglycosides differing only in the number of repeating residues in the peptide side chain. They are produced by Streptomyces and Actinomyces and may have broad spectrum antimicrobial and some antiviral properties.. streptothricin : An N-glycosyl compound consisting of 2-amino-4-O-carbamoyl-2-deoxy-N-[(3aS,7R,7aS)-7-hydroxy-4-oxooctahydro-2H-imidazo[4,5-c]pyridin-2-ylidene]-beta-D-gulopyranosylamine in which the amino group at position 2 of the gulopyranosyl moiety is acylated by a peptide unit made up of between 1 and 7 N(epsilon)-linked units of beta-lysine. | 2.44 | 2 | 0 | | |
arsenic Arsenic: A shiny gray element with atomic symbol As, atomic number 33, and atomic weight 75. It occurs throughout the universe, mostly in the form of metallic arsenides. Most forms are toxic. According to the Fourth Annual Report on Carcinogens (NTP 85-002, 1985), arsenic and certain arsenic compounds have been listed as known carcinogens. (From Merck Index, 11th ed) | 1.97 | 1 | 0 | metalloid atom; pnictogen | micronutrient |
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. | 2.01 | 1 | 0 | cysteinium | fundamental metabolite |
phosphorus Phosphorus: A non-metal element that has the atomic symbol P, atomic number 15, and atomic weight 31. It is an essential element that takes part in a broad variety of biochemical reactions. | 3.53 | 2 | 0 | monoatomic phosphorus; nonmetal atom; pnictogen | macronutrient |
hygromycin a hygromycin A: a cinnamide derivative produced by Streptomyces hygroscopicus; structure differs from HYGROMYCIN B | 3.58 | 2 | 0 | hydroxycinnamic acid | metabolite |
bacilysin bacilysin: structure. bacilysin : A non-ribosomally synthesised dipeptide that consists of L-alanyl and anticapsin units linked by a peptide bond. | 1.97 | 1 | 0 | | |
hygromycin b [no description available] | 3.83 | 3 | 0 | | |
phosphinothricin phosphinothricin: RN given refers to parent cpd with unspecified isomeric designation; structure. phosphinothricin(1-) : Conjugate base of phosphinothricin arising from deprotonation of the phosphinate function. | 9.04 | 14 | 0 | organic anion | |
chlortetracycline Chlortetracycline: A TETRACYCLINE with a 7-chloro substitution.. chlortetracycline : A member of the class of tetracyclines with formula C22H23ClN2O8 isolated from Streptomyces aureofaciens. | 6.98 | 1 | 0 | | |
lacticin 481 lacticin 481: amino acid sequence given in first source; a lantibiotic; GenBank X71410 (L. lactis) | 3.13 | 1 | 0 | | |