Substance | Relationship Strength | Studies | Trials | Classes | Roles |
adenine [no description available] | 3.89 | 12 | 0 | 6-aminopurines; purine nucleobase | Daphnia magna metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
ammonium hydroxide azane : Saturated acyclic nitrogen hydrides having the general formula NnHn+2. | 2.05 | 1 | 0 | azane; gas molecular entity; mononuclear parent hydride | EC 3.5.1.4 (amidase) inhibitor; metabolite; mouse metabolite; neurotoxin; NMR chemical shift reference compound; nucleophilic reagent; refrigerant |
formic acid formic acid: RN given refers to parent cpd. formic acid : The simplest carboxylic acid, containing a single carbon. Occurs naturally in various sources including the venom of bee and ant stings, and is a useful organic synthetic reagent. Principally used as a preservative and antibacterial agent in livestock feed. Induces severe metabolic acidosis and ocular injury in human subjects. | 7.05 | 1 | 0 | monocarboxylic acid | antibacterial agent; astringent; metabolite; protic solvent; solvent |
cytosine [no description available] | 8.25 | 6 | 0 | aminopyrimidine; pyrimidine nucleobase; pyrimidone | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
hydrogen Hydrogen: The first chemical element in the periodic table with atomic symbol H, and atomic number 1. Protium (atomic weight 1) is by far the most common hydrogen isotope. Hydrogen also exists as the stable isotope DEUTERIUM (atomic weight 2) and the radioactive isotope TRITIUM (atomic weight 3). Hydrogen forms into a diatomic molecule at room temperature and appears as a highly flammable colorless and odorless gas.. dihydrogen : An elemental molecule consisting of two hydrogens joined by a single bond. | 7.37 | 2 | 0 | elemental hydrogen; elemental molecule; gas molecular entity | antioxidant; electron donor; food packaging gas; fuel; human metabolite |
thymine [no description available] | 4.72 | 29 | 0 | pyrimidine nucleobase; pyrimidone | Escherichia coli metabolite; human metabolite; mouse metabolite |
uracil 2,4-dihydroxypyrimidine: a urinary biomarker for bipolar disorder | 8.4 | 7 | 0 | pyrimidine nucleobase; pyrimidone | allergen; Daphnia magna metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; prodrug; Saccharomyces cerevisiae metabolite |
4-cresol 4-cresol: RN given refers to parent cpd. p-cresol : A cresol that consists of toluene substituted by a hydroxy group at position 4. It is a metabolite of aromatic amino acid metabolism produced by intestinal microflora in humans and animals. | 1.99 | 1 | 0 | cresol | Escherichia coli metabolite; human metabolite; uremic toxin |
uridine [no description available] | 2 | 1 | 0 | uridines | drug metabolite; fundamental metabolite; human metabolite |
methionine Methionine: A sulfur-containing essential L-amino acid that is important in many body functions.. methionine : A sulfur-containing amino acid that is butyric acid bearing an amino substituent at position 2 and a methylthio substituent at position 4. | 2 | 1 | 0 | aspartate family amino acid; L-alpha-amino acid; methionine zwitterion; methionine; proteinogenic amino acid | antidote to paracetamol poisoning; human metabolite; micronutrient; mouse metabolite; nutraceutical |
glycylglycine [no description available] | 2 | 1 | 0 | dipeptide zwitterion; dipeptide | human metabolite |
1-methyluracil 1-methyluracil: RN given refers to parent cpd; structure. 1-methyluracil : A pyrimidone that is uracil with a methyl group substituent at position 1. | 3.1 | 5 | 0 | nucleobase analogue; pyrimidone | metabolite |
n-methylacrylamide N-methylacrylamide: structure in first source | 2.05 | 1 | 0 | | |
mercury Mercury: A silver metallic element that exists as a liquid at room temperature. It has the atomic symbol Hg (from hydrargyrum, liquid silver), atomic number 80, and atomic weight 200.59. Mercury is used in many industrial applications and its salts have been employed therapeutically as purgatives, antisyphilitics, disinfectants, and astringents. It can be absorbed through the skin and mucous membranes which leads to MERCURY POISONING. Because of its toxicity, the clinical use of mercury and mercurials is diminishing.. mercury(0) : Elemental mercury of oxidation state zero. | 2.1 | 1 | 0 | elemental mercury; zinc group element atom | neurotoxin |
palladium Palladium: A chemical element having an atomic weight of 106.4, atomic number of 46, and the symbol Pd. It is a white, ductile metal resembling platinum, and following it in abundance and importance of applications. It is used in dentistry in the form of gold, silver, and copper alloys.. palladium : Chemical element (nickel group element atom) with atomic number 46. | 2 | 1 | 0 | metal allergen; nickel group element atom; platinum group metal atom | |
silver Silver: An element with the atomic symbol Ag, atomic number 47, and atomic weight 107.87. It is a soft metal that is used medically in surgical instruments, dental prostheses, and alloys. Long-continued use of silver salts can lead to a form of poisoning known as ARGYRIA. | 2.08 | 1 | 0 | copper group element atom; elemental silver | Escherichia coli metabolite |
argon Argon: A noble gas with the atomic symbol Ar, atomic number 18, and atomic weight 39.948. It is used in fluorescent tubes and wherever an inert atmosphere is desired and nitrogen cannot be used. | 2.02 | 1 | 0 | monoatomic argon; noble gas atom; p-block element atom | food packaging gas; neuroprotective agent |
4-aminopyrimidine [no description available] | 2.08 | 1 | 0 | aminopyrimidine | |
9-methyladenine 9-methyladenine : Adenine substituted with a methyl group at position N-9. | 3.51 | 8 | 0 | methyladenine | metabolite |
1-methylguanine [no description available] | 2.02 | 1 | 0 | methylguanine | |
3-methyluracil 3-methyluracil : A pyrimidone that is uracil with a methyl group at position 3. | 2.03 | 1 | 0 | nucleobase analogue; pyrimidone | metabolite |
1-methylcytosine 1-methylcytosine: RN given refers to parent cpd. 1-methylcytosine : A pyrimidone that is cytosine in which the hydrogen attached to the nitrogen at position 1 is substituted by a methyl group. | 7.92 | 4 | 0 | aminopyrimidine; methylcytosine; pyrimidone | metabolite |
n-acetylmethionine N-acetylmethionine: RN given refers to L-isomer. N-acetylmethionine : A methionine derivative that is methionine in which one of the amine hydrogens is substituted by an acetyl group. | 2 | 1 | 0 | L-methionine derivative; N-acetyl-L-amino acid; N-acetylmethionine | nutraceutical |
n-glycylalanine Gly-Ala : A dipeptide formed from glycine and L-alanine residues. | 2 | 1 | 0 | dipeptide | metabolite |
guanine [no description available] | 8.13 | 5 | 0 | 2-aminopurines; oxopurine; purine nucleobase | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
1-methyladenine 1-methyladenine : Adenine substituted with a methyl group at position N-1. | 2.02 | 1 | 0 | | |
9-methylguanine 9-methylguanine: structure in first source | 7.71 | 3 | 0 | | |
9-ethylguanine [no description available] | 2.25 | 1 | 0 | | |
pyrimidinones Pyrimidinones: Heterocyclic compounds known as 2-pyrimidones (or 2-hydroxypyrimidines) and 4-pyrimidones (or 4-hydroxypyrimidines) with the general formula C4H4N2O. | 2.08 | 1 | 0 | | |