Substance | Relationship Strength | Studies | Trials | Classes | Roles |
2,3-dihydroxybenzoic acid 2,3-dihydroxybenzoic acid: RN given refers to parent cpd. dihydroxybenzoic acid : Any member of the class of hydroxybenzoic acids carrying two phenolic hydroxy groups on the benzene ring and its derivatives.. 2,3-dihydroxybenzoic acid : A dihydroxybenzoic acid that is benzoic acid substituted by hydroxy groups at positions 2 and 3. It occurs naturally in Phyllanthus acidus and in the aquatic fern Salvinia molesta. | 2.37 | 2 | 0 | dihydroxybenzoic acid | human xenobiotic metabolite; plant metabolite |
catechol [no description available] | 1.98 | 1 | 0 | catechols | allelochemical; genotoxin; plant metabolite |
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 |
chlorine chloride : A halide anion formed when chlorine picks up an electron to form an an anion. | 2.07 | 1 | 0 | halide anion; monoatomic chlorine | cofactor; Escherichia coli metabolite; human metabolite |
putrescine [no description available] | 2.15 | 1 | 0 | alkane-alpha,omega-diamine | antioxidant; fundamental 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. | 1.98 | 1 | 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 |
2,2'-dipyridyl 2,2'-Dipyridyl: A reagent used for the determination of iron.. 2,2'-bipyridine : A bipyridine in which the two pyridine moieties are linked by a bond between positions C-2 and C-2'. | 2.37 | 2 | 0 | bipyridine | chelator; ferroptosis inhibitor |
ciprofloxacin Ciprofloxacin: A broad-spectrum antimicrobial carboxyfluoroquinoline.. ciprofloxacin : A quinolone that is quinolin-4(1H)-one bearing cyclopropyl, carboxylic acid, fluoro and piperazin-1-yl substituents at positions 1, 3, 6 and 7, respectively. | 2.05 | 1 | 0 | aminoquinoline; cyclopropanes; fluoroquinolone antibiotic; N-arylpiperazine; quinolinemonocarboxylic acid; quinolone antibiotic; quinolone; zwitterion | antibacterial drug; antiinfective agent; antimicrobial agent; DNA synthesis inhibitor; EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor; environmental contaminant; topoisomerase IV inhibitor; xenobiotic |
deferoxamine Deferoxamine: Natural product isolated from Streptomyces pilosus. It forms iron complexes and is used as a chelating agent, particularly in the mesylate form.. desferrioxamine B : An acyclic desferrioxamine that is butanedioic acid in which one of the carboxy groups undergoes formal condensation with the primary amino group of N-(5-aminopentyl)-N-hydroxyacetamide and the second carboxy group undergoes formal condensation with the hydroxyamino group of N(1)-(5-aminopentyl)-N(1)-hydroxy-N(4)-[5-(hydroxyamino)pentyl]butanediamide. It is a siderophore native to Streptomyces pilosus biosynthesised by the DesABCD enzyme cluster as a high affinity Fe(III) chelator. | 4.22 | 5 | 0 | acyclic desferrioxamine | bacterial metabolite; ferroptosis inhibitor; iron chelator; siderophore |
sulfadiazine Sulfadiazine: One of the short-acting SULFONAMIDES used in combination with PYRIMETHAMINE to treat toxoplasmosis in patients with acquired immunodeficiency syndrome and in newborns with congenital infections.. sulfadiazine : A sulfonamide consisting of pyrimidine with a 4-aminobenzenesulfonamido group at the 2-position.. diazine : The parent structure of the diazines. | 1.97 | 1 | 0 | pyrimidines; substituted aniline; sulfonamide antibiotic; sulfonamide | antiinfective agent; antimicrobial agent; antiprotozoal drug; coccidiostat; drug allergen; EC 1.1.1.153 [sepiapterin reductase (L-erythro-7,8-dihydrobiopterin forming)] inhibitor; EC 2.5.1.15 (dihydropteroate synthase) inhibitor; environmental contaminant; xenobiotic |
streptonigrin [no description available] | 7.37 | 2 | 0 | pyridines; quinolone | antimicrobial agent; antineoplastic agent |
trimethoprim Trimethoprim: A pyrimidine inhibitor of dihydrofolate reductase, it is an antibacterial related to PYRIMETHAMINE. It is potentiated by SULFONAMIDES and the TRIMETHOPRIM, SULFAMETHOXAZOLE DRUG COMBINATION is the form most often used. It is sometimes used alone as an antimalarial. TRIMETHOPRIM RESISTANCE has been reported.. trimethoprim : An aminopyrimidine antibiotic whose structure consists of pyrimidine 2,4-diamine and 1,2,3-trimethoxybenzene moieties linked by a methylene bridge. | 2.05 | 1 | 0 | aminopyrimidine; methoxybenzenes | antibacterial drug; diuretic; drug allergen; EC 1.5.1.3 (dihydrofolate reductase) inhibitor; environmental contaminant; xenobiotic |
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. | 3.67 | 10 | 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 |
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. | 2.37 | 2 | 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 |
edetic acid Edetic Acid: A chelating agent that sequesters a variety of polyvalent cations such as CALCIUM. It is used in pharmaceutical manufacturing and as a food additive. | 3.49 | 2 | 0 | ethylenediamine derivative; polyamino carboxylic acid; tetracarboxylic acid | anticoagulant; antidote; chelator; copper chelator; geroprotector |
lactose Lactose: A disaccharide of GLUCOSE and GALACTOSE in human and cow milk. It is used in pharmacy for tablets, in medicine as a nutrient, and in industry.. lactose : A glycosylglucose disaccharide, found most notably in milk, that consists of D-galactose and D-glucose fragments bonded through a beta-1->4 glycosidic linkage. The glucose fragment can be in either the alpha- or beta-pyranose form, whereas the galactose fragment can only have the beta-pyranose form.. beta-lactose : The beta-anomer of lactose. | 1.98 | 1 | 0 | lactose | |
xylitol xylooligosaccharide: structure in first source. pentitol : An alditol obtained by reduction of any pentose.. xylooligosaccharide : An oligosaccharide comprised of xylose residues. | 1.98 | 1 | 0 | | |
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. | 2.52 | 2 | 0 | 1,3-oxazoles; mancude organic heteromonocyclic parent; monocyclic heteroarene | |
thiazoles [no description available] | 3.92 | 12 | 0 | 1,3-thiazoles; mancude organic heteromonocyclic parent; monocyclic heteroarene | |
diphenylamine Diphenylamine: In humans it may be irritating to mucous membranes. Methemoglobinemia has been produced experimentally. In veterinary use, it is one of active ingredients in topical agents for prevention and treatment of screwworm infestation. An indicator in tests for nitrate poisoning.. diphenylamine : An aromatic amine containing two phenyl substituents. It has been used as a fungicide for the treatment of superficial scald in apples and pears, but is no longer approved for this purpose within the European Union. | 1.98 | 1 | 0 | aromatic amine; bridged diphenyl fungicide; secondary amino compound | antifungal agrochemical; antioxidant; carotogenesis inhibitor; EC 1.3.99.29 [phytoene desaturase (zeta-carotene-forming)] inhibitor; ferroptosis inhibitor; radical scavenger |
digoxigenin Digoxigenin: 3 beta,12 beta,14-Trihydroxy-5 beta-card-20(22)-enolide. A cardenolide which is the aglycon of digoxin. Can be obtained by hydrolysis of digoxin or from Digitalis orientalis L. and Digitalis lanata Ehrh.. digoxigenin : A hydroxy steroid that consists of 5beta-cardanolide having a double bond at the 20(22)-position as well as hydroxy groups at the 3beta-, 12beta- and 14beta-positions. It has been isolated from the plant species of the genus Digitalis. | 1.98 | 1 | 0 | 12beta-hydroxy steroid; 14beta-hydroxy steroid; 3beta-hydroxy steroid; 3beta-sterol | hapten; plant metabolite |
sulfadoxine Sulfadoxine: A long acting sulfonamide that is used, usually in combination with other drugs, for respiratory, urinary tract, and malarial infections.. sulfadoxine : A sulfonamide consisting of pyrimidine having methoxy substituents at the 5- and 6-positions and a 4-aminobenzenesulfonamido group at the 4-position. In combination with the antiprotozoal pyrimethamine (CHEBI:8673) it is used as an antimalarial. | 2.05 | 1 | 0 | pyrimidines; sulfonamide | antibacterial drug; antimalarial |
mannose mannopyranose : The pyranose form of mannose. | 3.99 | 4 | 0 | D-aldohexose; D-mannose; mannopyranose | metabolite |
streptomycin [no description available] | 2.38 | 2 | 0 | antibiotic antifungal drug; antibiotic fungicide; streptomycins | antibacterial drug; antifungal agrochemical; antimicrobial agent; antimicrobial drug; bacterial metabolite; protein synthesis inhibitor |
nitroxoline nitroxoline: structure in Merck Index, 9th ed, #6475; RN given refers to parent cpd. nitroxoline : A monohydroxyquinoline in which the hydroxy group is positioned at C-8 with a nitro group trans to it at C-5. | 1.98 | 1 | 0 | C-nitro compound; monohydroxyquinoline | antifungal agent; antiinfective agent; antimicrobial agent; renal agent |
manganese Manganese: A trace element with atomic symbol Mn, atomic number 25, and atomic weight 54.94. It is concentrated in cell mitochondria, mostly in the pituitary gland, liver, pancreas, kidney, and bone, influences the synthesis of mucopolysaccharides, stimulates hepatic synthesis of cholesterol and fatty acids, and is a cofactor in many enzymes, including arginase and alkaline phosphatase in the liver. (From AMA Drug Evaluations Annual 1992, p2035). manganese(4+) : A manganese cation that is monoatomic and has a formal charge of +4. | 1.99 | 1 | 0 | elemental manganese; manganese group element atom | Escherichia coli metabolite; micronutrient |
ferric chloride ferric chloride: RN given refers to cpd with MF of Fe-Cl3; used to induce experimental arterial thrombosis to evaluate antithrombotic agents | 2.07 | 1 | 0 | iron coordination entity | astringent; Lewis acid |
transferrin Transferrin: An iron-binding beta1-globulin that is synthesized in the LIVER and secreted into the blood. It plays a central role in the transport of IRON throughout the circulation. A variety of transferrin isoforms exist in humans, including some that are considered markers for specific disease states. | 3.58 | 9 | 0 | | |
enterobactin [no description available] | 7.77 | 49 | 0 | catechols; crown compound; macrotriolide; polyphenol | bacterial metabolite; siderophore |
edda EDDA: RN given refers to parent cpd. ethylenediaminediacetic acid : An ethylenediamine derivative in which two of the four amine protons of ethylenediamine are replaced by carboxymethyl groups. | 3.49 | 2 | 0 | amino dicarboxylic acid; ethylenediamine derivative; glycine derivative; polyamino carboxylic acid | bacterial xenobiotic metabolite; chelator |
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. | 3.18 | 5 | 0 | D-glucopyranose | epitope; mouse metabolite |
trimethoprim, sulfadoxine drug combination trimethoprim, sulfadoxine drug combination: combination of sulfadoxine & trimethoprim | 2.05 | 1 | 0 | | |
cephalosporin c cephalosporin C: RN given refers to parent cpd; structure in Merck, 9th ed, #1937. cephalosporin C : A cephalosporin antibiotic carrying a 3-acetoxymethyl substituent and a 6-oxo-N(6)-L-lysino group at position 7. | 2.17 | 1 | 0 | cephalosporin | fungal metabolite |
carbapenems [no description available] | 3.71 | 2 | 0 | | |
2,3-dihydroxybenzoylserine 2,3-dihydroxybenzoylserine: RN given refers to (L)-isomer | 1.97 | 1 | 0 | L-serine derivative | Escherichia coli metabolite |
hydroxyl radical Hydroxyl Radical: The univalent radical OH. Hydroxyl radical is a potent oxidizing agent. | 2 | 1 | 0 | oxygen hydride; oxygen radical; reactive oxygen species | |
deferrioxamine e deferrioxamine E: may act as siderophore in Streptomyces. desferrioxamine E : A cyclic hydroxamic acid siderophore that is produced by several bacterial species and exhibits antitumour activity. | 2.41 | 1 | 0 | cyclic desferrioxamine; cyclic hydroxamic acid; macrocycle | antineoplastic agent; bacterial metabolite; marine metabolite; siderophore |
rhizoferrin rhizoferrin: a ferric polycarboxylate; a complexone-type siderophore; synthesized and secreted by Rhizopus microsporus | 2.49 | 2 | 0 | | |
netilmicin Netilmicin: Semisynthetic 1-N-ethyl derivative of SISOMYCIN, an aminoglycoside antibiotic with action similar to gentamicin, but less ear and kidney toxicity. | 1.98 | 1 | 0 | | |
yersiniabactin yersiniabactin: from clinical isolates of Yersinia enterocolitica; an iron-chelating virulence factor of Yersinia pestis; yersiniabactin is a thiazole phenol analog of pyochelin; biosynthesized from salicylate, cysteine and malonyl CoA. yersiniabactin : A member of the class of thiazolidines that is (4S)-4-methyl-4,5-dihydro-1,3-thiazole-4-carboxylic acid which is substituted at position 2 by a (1S)-1-hydroxy-1-{(4R)-2-[(4R)-2-(2-hydroxyphenyl)-4,5-dihydro-1,3-thiazol-4-yl]-1,3-thiazolidin-4-yl}-2-methylpropan-2-yl group. A siderophore found in the gram-negative bacterium species, Yersinia enterocolitica and Yersinia pestis. | 3.92 | 12 | 0 | monocarboxylic acid; phenols; secondary alcohol; thiazolidines | bacterial metabolite; siderophore |
zithromax Azithromycin: A semi-synthetic macrolide antibiotic structurally related to ERYTHROMYCIN. It has been used in the treatment of Mycobacterium avium intracellulare infections, toxoplasmosis, and cryptosporidiosis.. azithromycin : A macrolide antibiotic useful for the treatment of bacterial infections. | 2.17 | 1 | 0 | macrolide antibiotic | antibacterial drug; environmental contaminant; xenobiotic |
pyrophosphate Diphosphates: Inorganic salts of phosphoric acid that contain two phosphate groups. | 1.96 | 1 | 0 | diphosphate ion | |
schizokinen schizokinen: iron siderophore from Bacillus megatorium; structure. schizokinen : A hydroxamic acid resulting from the formal condensation of the primary amino group of N-(3-aminopropyl)-N-hydroxyacetamide (2 mol eq.) with the carboxy groups at positions 1 and 3 of citric acid. It is a siderophore produced by Bacillus megaterium and Anabaena species. | 7.39 | 2 | 0 | 2-hydroxy carboxylic acid; hydroxamic acid | bacterial metabolite; siderophore |
albomycin albomycin: iron containing antibiotic. albomycin : A mixture of iron(III) hydroxamate antibiotics produced by various Streptomyces species (e.g. Streptomyces subtropicus) and consisting of iron(III) complexed to pentapeptide trihydroxamate siderophores. | 1.96 | 1 | 0 | | |
2-mercaptoacetate 2-mercaptoacetate: RN given refers to parent cpd | 1.96 | 1 | 0 | monocarboxylic acid anion | |
esculetin esculetin: used in filters for absorption of ultraviolet light; structure. esculetin : A hydroxycoumarin that is umbelliferone in which the hydrogen at position 6 is substituted by a hydroxy group. It is used in filters for absorption of ultraviolet light. | 2.03 | 1 | 0 | hydroxycoumarin | antioxidant; plant metabolite; ultraviolet filter |
pyoverdin pyoverdin: a partly cyclic octapeptide linked to a chromophore, derived from 2,3-diamino-6,7-dihydroxyquinoline, which confers color and fluorescence to the molecule; yellow-green pigment produced by Pseudomonas aeruginosa; pyoverdin Pf from P. fluorescens; structure has been determined | 2.05 | 1 | 0 | | |
boron Boron: A trace element with the atomic symbol B, atomic number 5, and atomic weight [10.806; 10.821]. Boron-10, an isotope of boron, is used as a neutron absorber in BORON NEUTRON CAPTURE THERAPY. | 2.03 | 1 | 0 | boron group element atom; metalloid atom; nonmetal atom | micronutrient |
cefotaxime Cefotaxime: Semisynthetic broad-spectrum cephalosporin.. cefotaxime : A cephalosporin compound having acetoxymethyl and [2-(2-amino-1,3-thiazol-4-yl)-2-(methoxyimino)acetyl]amino side groups. | 2.13 | 1 | 0 | 1,3-thiazoles; cephalosporin; oxime O-ether | antibacterial drug; drug allergen |
vibrioferrin vibrioferrin: structure in first source. vibrioferrin : A tricarboxylic acid that is citric acid in which the pro-R carboxy group has been esterified with the primary hydroxy group of 2-hydroxy-1-{(2S)-1-[(2-hydroxyethyl)amino]-1-oxopropan-2-yl}-5-oxoproline. It is a siderophore isolated from bacteria closely associated or symbiotic with toxic, bloom-forming dinoflagellates. | 3.83 | 3 | 0 | carboxylic ester; N-acyl hemiaminal; pyrrolidin-2-ones; tertiary alcohol; tricarboxylic acid | marine metabolite; siderophore |
petrobactin petrobactin: a photoreactive siderophore produced by the oil-degrading marine bacterium; structure in first source | 2.46 | 2 | 0 | | |
alcaligin alcaligin: a siderophore produced by Bordetella & Alcaligenes sp.; structure given in first source | 3.12 | 1 | 0 | cyclic hydroxamic acid | |
putrebactin putrebactin: an iron-chelating agent isolated from Shewanella putrefaciens; structure in first source | 7.15 | 1 | 0 | cyclic hydroxamic acid | |
glycolipids [no description available] | 3.06 | 1 | 0 | | |
achromobactin achromobactin: isolated from Erwinia chrysanthemi; structure in first source. achromobactin : A citrate siderophore possessing four carboxylate groups suitable for iron coordination. | 3.12 | 1 | 0 | tetracarboxylic acid anion | siderophore |
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. | 2.93 | 4 | 0 | | |
chrome azurol s chrome azurol S: reagent for beryllium determination spectrophotometrically | 3.08 | 1 | 0 | | |
coprogen coprogen: siderochrome found in Penicillium & Neurospora; structure. coprogen : An iron(III) hydroxamate isolated from fungi and bacteria including Penicillium species and Neurospora crassa. It is a growth factor for coprophilous fungi. | 1.97 | 1 | 0 | Fe(III)-complexed hydroxamate siderophore; homoallylic alcohol | Penicillium metabolite |
salmochelin s4 salmochelin S4: isolated from Salmonella enterica; structure in first source | 3.18 | 5 | 0 | C-glycosyl compound; macrotriolide | |
avaroferrin avaroferrin: a siderophore isolated from Shewanella algae; structure in first source | 7.15 | 1 | 0 | | |
lactoferrin Lactoferrin: An iron-binding protein that was originally characterized as a milk protein. It is widely distributed in secretory fluids and is found in the neutrophilic granules of LEUKOCYTES. The N-terminal part of lactoferrin possesses a serine protease which functions to inactivate the TYPE III SECRETION SYSTEM used by bacteria to export virulence proteins for host cell invasion. | 2.39 | 2 | 0 | | |
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) | 6.97 | 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 |
vulnibactin vulnibactin: isolated from Vibrio vulnificus; structure in first source | 2.52 | 2 | 0 | | |
colibactin colibactin: a hybrid peptide-polyketide secreted by E coli. colibactin : A member of the class of 1,3-thiazoles that comprises of two units of 2-[(2-{6-[(2S)-2-methyl-3,4-dihydro-2H-pyrrol-5-yl]-5-oxo-4-azaspiro[2.4]hept-6-en-7-yl}acetamido)methyl]-1,3-thiazole-4-carboxylic acid linked together via the formal condensation of the carboxy groups. It is a secondary metabolite produced by certain strains of bacteria found in the human gut such as Escherichia coli. It has the ability to bind covalently to DNA and is strongly associated with colorectal cancer. | 2.03 | 1 | 0 | 1,3-thiazoles; azaspiro compound; polyketide; pyrroline; secondary carboxamide | alkylating agent; carcinogenic agent; Escherichia coli metabolite; genotoxin |