| Substance | Relationship Strength | Studies | Trials | Classes | Roles |
|---|
carnitine
[no description available] | 2.74 | 3 | 0 | amino-acid betaine | human metabolite;
mouse metabolite |
3-hydroxybutyric acid
3-Hydroxybutyric Acid: BUTYRIC ACID substituted in the beta or 3 position. It is one of the ketone bodies produced in the liver.. 3-hydroxybutyric acid : A straight-chain 3-hydroxy monocarboxylic acid comprising a butyric acid core with a single hydroxy substituent in the 3- position; a ketone body whose levels are raised during ketosis, used as an energy source by the brain during fasting in humans. Also used to synthesise biodegradable plastics. | 2.67 | 3 | 0 | (omega-1)-hydroxy fatty acid;
3-hydroxy monocarboxylic acid;
hydroxybutyric acid | human metabolite |
methylmalonic acid
Methylmalonic Acid: A malonic acid derivative which is a vital intermediate in the metabolism of fat and protein. Abnormalities in methylmalonic acid metabolism lead to methylmalonic aciduria. This metabolic disease is attributed to a block in the enzymatic conversion of methylmalonyl CoA to succinyl CoA.. methylmalonic acid : A dicarboxylic acid that is malonic acid in which one of the methylene hydrogens is substituted by a methyl group. | 1.96 | 1 | 0 | C4-dicarboxylic acid | human metabolite |
lactic acid
Lactic Acid: A normal intermediate in the fermentation (oxidation, metabolism) of sugar. The concentrated form is used internally to prevent gastrointestinal fermentation. (From Stedman, 26th ed). 2-hydroxypropanoic acid : A 2-hydroxy monocarboxylic acid that is propanoic acid in which one of the alpha-hydrogens is replaced by a hydroxy group. | 2.39 | 2 | 0 | 2-hydroxy monocarboxylic acid | algal metabolite;
Daphnia magna metabolite |
glycine
[no description available] | 3.86 | 12 | 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 |
methanol
Methanol: A colorless, flammable liquid used in the manufacture of FORMALDEHYDE and ACETIC ACID, in chemical synthesis, antifreeze, and as a solvent. Ingestion of methanol is toxic and may cause blindness.. primary alcohol : A primary alcohol is a compound in which a hydroxy group, -OH, is attached to a saturated carbon atom which has either three hydrogen atoms attached to it or only one other carbon atom and two hydrogen atoms attached to it.. methanol : The primary alcohol that is the simplest aliphatic alcohol, comprising a methyl and an alcohol group. | 1.96 | 1 | 0 | alkyl alcohol;
one-carbon compound;
primary alcohol;
volatile organic compound | amphiprotic solvent;
Escherichia coli metabolite;
fuel;
human metabolite;
mouse metabolite;
Mycoplasma genitalium metabolite |
propionic acid
propionic acid : A short-chain saturated fatty acid comprising ethane attached to the carbon of a carboxy group. | 1.96 | 1 | 0 | saturated fatty acid;
short-chain fatty acid | antifungal drug |
valproic acid
Valproic Acid: A fatty acid with anticonvulsant and anti-manic properties that is used in the treatment of EPILEPSY and BIPOLAR DISORDER. The mechanisms of its therapeutic actions are not well understood. It may act by increasing GAMMA-AMINOBUTYRIC ACID levels in the brain or by altering the properties of VOLTAGE-GATED SODIUM CHANNELS.. valproic acid : A branched-chain saturated fatty acid that comprises of a propyl substituent on a pentanoic acid stem. | 2.06 | 1 | 0 | branched-chain fatty acid;
branched-chain saturated fatty acid | anticonvulsant;
antimanic drug;
EC 3.5.1.98 (histone deacetylase) inhibitor;
GABA agent;
neuroprotective agent;
psychotropic drug;
teratogenic agent |
guanidine
Guanidine: A strong organic base existing primarily as guanidium ions at physiological pH. It is found in the urine as a normal product of protein metabolism. It is also used in laboratory research as a protein denaturant. (From Martindale, the Extra Pharmacopoeia, 30th ed and Merck Index, 12th ed) It is also used in the treatment of myasthenia and as a fluorescent probe in HPLC.. guanidine : An aminocarboxamidine, the parent compound of the guanidines. | 2.03 | 1 | 0 | carboxamidine;
guanidines;
one-carbon compound | |
isoleucine
Isoleucine: An essential branched-chain aliphatic amino acid found in many proteins. It is an isomer of LEUCINE. It is important in hemoglobin synthesis and regulation of blood sugar and energy levels.. isoleucine : A 2-amino-3-methylpentanoic acid having either (2R,3R)- or (2S,3S)-configuration.. L-isoleucine : The L-enantiomer of isoleucine. | 3.37 | 7 | 0 | aspartate family amino acid;
isoleucine;
L-alpha-amino acid zwitterion;
L-alpha-amino acid;
proteinogenic amino acid | algal metabolite;
Escherichia coli metabolite;
human metabolite;
mouse metabolite;
plant metabolite;
Saccharomyces cerevisiae metabolite |
methylethyl ketone
methylethyl ketone: solvent; colorless synthetic resins, smokeless powders; may be irritating to eyes, mucous membranes; may be toxic in high concentrations; structure. butanone : Any ketone that is butane substituted by an oxo group at unspecified position.. butan-2-one : A dialkyl ketone that is a four-carbon ketone carrying a single keto- group at position C-2. | 1.97 | 1 | 0 | butanone;
dialkyl ketone;
methyl ketone;
volatile organic compound | bacterial metabolite;
polar aprotic solvent |
methyl acetoacetate
methyl acetoacetate: structure | 2.42 | 2 | 0 | oxo carboxylic acid | |
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. | 2.02 | 1 | 0 | benzenes;
phenyl acetates | |
s-adenosylmethionine
acylcarnitine: structure in first source. S-adenosyl-L-methioninate : A sulfonium betaine that is a conjugate base of S-adenosyl-L-methionine obtained by the deprotonation of the carboxy group. | 2.45 | 2 | 0 | sulfonium betaine | human metabolite |
ng-nitroarginine methyl ester
NG-Nitroarginine Methyl Ester: A non-selective inhibitor of nitric oxide synthase. It has been used experimentally to induce hypertension. | 2.02 | 1 | 0 | alpha-amino acid ester;
L-arginine derivative;
methyl ester;
N-nitro compound | EC 1.14.13.39 (nitric oxide synthase) inhibitor |
hydracrylic acid
3-hydroxypropionic acid : A 3-hydroxy monocarboxylic acid that is propionic acid in which one of the hydrogens attached to the terminal carbon is replaced by a hydroxy group. | 1.96 | 1 | 0 | 3-hydroxy monocarboxylic acid;
omega-hydroxy-short-chain fatty acid | Escherichia coli metabolite;
human metabolite |
beta-hydroxyisovaleric acid
3-hydroxyisovaleric acid : A 3-hydroxy monocarboxylic acid that is isovaleric acid substituted at position 3 by a hydroxy group. Used as indicator of biotin deficiency. | 2.37 | 2 | 0 | 3-hydroxy monocarboxylic acid | human metabolite |
acetoacetyl coa
[no description available] | 1.96 | 1 | 0 | 3-oxo-fatty acyl-CoA | Escherichia coli metabolite;
mouse metabolite |
alpha-hydroxyisocaproic acid
alpha-hydroxyisocaproic acid: alpha-hydroxy analog of leucine; RN given refers to cpd without isomeric designation. 2-hydroxy-4-methylvaleric acid : A valeric acid derivative having a hydroxy substituent at the 2-position and a methyl substituent at the 4-position; an alpha-hydroxy analogue of leucine. A bacterial metabolite, it has also been isolated from amniotic fluid, was found in a patient with dihydrolipoyl dehydrogenase deficiency and is present in the urine of patients with short bowel syndrome. | 1.96 | 1 | 0 | 2-hydroxy fatty acid;
branched-chain fatty acid | metabolite |
2-hydroxyisovaleric acid
2-hydroxyisovaleric acid: RN given refers to parent cpd without isomeric designation. 2-hydroxy-3-methylbutyric acid : A valine derivative that is valine in which the amino group has been replaced by a hydroxy group. | 1.96 | 1 | 0 | 2-hydroxy monocarboxylic acid | human metabolite |
valerates
Valerates: Derivatives of valeric acid, including its salts and esters. | 2.67 | 3 | 0 | short-chain fatty acid anion;
straight-chain saturated fatty acid anion | plant metabolite |
2-methylacetoacetic acid
2-methylacetoacetic acid : A 3-oxo monocarboxylic acid that is acetoacetic acid which is substituted at position 2 by a methyl group. | 3.26 | 6 | 0 | 3-oxo monocarboxylic acid | |
2-hydroxy-3-methylvaleric acid
2-hydroxy-3-methylvaleric acid: RN given refers to cpd without isomeric designation. 2-hydroxy-3-methylpentanoic acid : A branched-chain fatty acid that is 3-methylpentanoic acid carrying a hydroxy substitutent at position 2. | 1.96 | 1 | 0 | 2-hydroxy fatty acid;
branched-chain fatty acid;
short-chain fatty acid | |
2-ethylhydracrylic acid
2-ethylhydracrylic acid: newly described urinary organic acid; a metabolite of L-isoleucine; structure. 2-ethylhydracrylic acid : A branched-chain saturated fatty acid that is butanoic acid substituted by a hydroxymethyl group at position 2. It is a metabolite derived from the isoleucine metabolism. | 2.39 | 2 | 0 | branched-chain saturated fatty acid;
hydroxy fatty acid;
short-chain fatty acid | human metabolite |
2-methyl-3-oxovaleric acid
2-methyl-3-oxovaleric acid: structure. 2-methyl-3-ketovaleric acid : A 3-oxo monocarboxylic acid that is valeric acid substituted by a methyl group at position 2 and a keto group at position 3. | 1.96 | 1 | 0 | 3-oxo monocarboxylic acid | human metabolite |
2-methylbutyrylglycine
2-methylbutyrylglycine: metabolite of L-isoleucine. N-(2-methylbutanoyl)glycine : A N-acylglycine that is glycine substituted by a 2-methylbutanoyl group at the N atom. | 1.95 | 1 | 0 | N-acylglycine | human metabolite |
acetyl coenzyme a
Acetyl Coenzyme A: Acetyl CoA participates in the biosynthesis of fatty acids and sterols, in the oxidation of fatty acids and in the metabolism of many amino acids. It also acts as a biological acetylating agent. | 1.96 | 1 | 0 | acyl-CoA | acyl donor;
coenzyme;
effector;
fundamental metabolite |
batzelladine f
batzelladine F: structure in first source | 2.03 | 1 | 0 | | |
nadp
[no description available] | 2.1 | 1 | 0 | | |
tiglylglycine
tiglylglycine: RN is from 9th CI. tiglylglycine : An N-acylglycine that is glycine with an amine hydrogen substituted by a 2-methylbut-2-enoyl (tiglyl) group. | 3.78 | 11 | 0 | N-acylglycine | metabolite |
alcohol oxidase
[no description available] | 1.96 | 1 | 0 | | |