Search Results for metabolites

Matched description: … is a biological marker for the detection and quantification of OH radicals, and patients had significantly ... 2-Pyrocatechuic acid is a normal human benzoic acid metabolite found in plasma (PMID 16351159), and is ... normally found with increased levels after consumption of many nutrients and drugs, i.e.: cranberry …

Matched description: … It has a general narcotic action and also causes irritation of mucous membranes. ... Acetaldehyde is a colorless, flammable liquid used in the manufacture of acetic acid, perfumes, and flavors ... Acetaldehyde is produced through the action of alcohol dehydrogenase on ethanol and is somewhat more …

Matched description: … gamma-Glutamylalanine is a dipeptide composed of gamma-glutamate and alanine, and is a proteolytic breakdown ... It belongs to the family of N-acyl-alpha amino acids and derivatives. ... where it catalyzes the scission of the y-peptide bonds of many different gamma-glutamyl-amino acids and …

Matched description: … In humans fatty acids are predominantly formed in the liver and adipose tissue, and mammary glands during ... (EC: 2.3.1.85 and EC: 2.3.1.41). ... (R)-3-Hydroxy-hexadecanoic acid is converted from 3-Oxo-tetradecanoic acid via fatty-acid Synthase and …

Matched description: … In nature it occurs in the L- and D- isomers. (Wikipedia) ... pentulose, also called L-xylulose, is a ketopentose - a monosaccharide containing five carbon atoms, and …

Matched description: … Pyrroline hydroxycarboxylic acid is an intermediate in arginine and proline metabolism. ... It is converted to trans-4-hydroxy-L-proline via pyrroline-5-carboxylate reductase, and to L-erythro- …

Matched description: … It is found in tRNAs and in the catalytic site of some enzymes. ... Selenocysteine is a naturally occurring amino acid in both eukaryotic and prokaryotic organisms. ... tetraiodothyronine 5' deiodinases, thioredoxin reductases, formate dehydrogenases, glycine reductases and …

Matched description: … saturation attached to the C-1 and C-2 positions. ... They are hydrolyzed by Phospholipases to a 2-acylglycerophosphocholine and a carboxylate. ... PC(15:0/15:0), in particular, consists of two pentadecanoyl chains at positions C-1 and C-2. …

Matched description: … very little in heart, brain and muscle. ... D-Xylulose 1-phosphate is produced in the hepatocytes and is the product of fructokinase (ketohexokinase ... indicates that this reaction sequence occurs mainly in the liver, to a lesser extent in the kidney, and …

Matched description: … Cholesterol is a sterol (a combination steroid and alcohol) and a lipid found in the cell membranes of ... all body tissues, and transported in the blood plasma of all animals. ... of arteries, in large part to the deposition of lipoproteins (plasma proteins that carry cholesterol and …

Matched description: … It has also been isolated in wine and other ripening fruit (PMID: 13807713). ... Citramalic acid exists in two isomers, L-citramalic acid and D-citramalic acid. ... synthase is an enzyme found in bacteria that synthesizes citramalic acid from acetyl-CoA, pyruvate and …

Matched description: … Pyrophosphates are the anions, the salts, and the esters of pyrophosphoric acid. ... It is unstable in aqueous solution and rapidly hydrolyzes into inorganic phosphate ... The anion is abbreviated PPi and is formed by the hydrolysis of ATP into AMP in cells. …

Matched description: … halides and occurs in the presence of transition metal chelators (DTPA +/- desferrioxamine), and is ... inhibited by catalase, superoxide dismutase (SOD), and scavengers of hypohalous acids. ... hydroxyguanine (8-OHG), a mutagenic base which is a marker for OH-mediated DNA damage, requires peroxidase and …

Matched description: … and that CitG catalyzes the conversion of ATP and dephospho-CoA to adenine and 2'-(5"-triphosphoribosyl ... of citrate lyase (EC 4.1.3.6) contains the prosthetic group 2'-(5"-phosphoribosyl)-3'-dephospho-CoA and ... It has been shown that in Escherichia coli the proteins CitG and CitX are essential for holo-ACP synthesis …

Matched description: … L-3-Aminobutyryl-CoA is found in the lysine fermentation to acetate and butyrate pathway. ... L-3-Aminobutyryl-CoA is produced from a reaction between (S)-5-amino-3-oxohexanoate and acetyl-CoA, with ... L-3-aminobutyryl-CoA breaks down to form ammonia and crotonyl-CoA, a reaction catalyzed by 3-aminobutyryl-CoA …

Matched description: … , and absorbed from the diet by animals. ... chain with a number of residues varying between 1 and 8. ... Tetrahydrofolate is a soluble coenzyme (vitamin B9) that is synthesized de novo by plants and microorganisms …

Matched description: … It is found naturally in the milk of various mammals, and it is a minor constituent of coconut oil and ... Two other acids are named after goats: caproic (C6) and capric (C10). ... polyketide, Biosynthesis of plant secondary metabolites, and Fatty acid biosynthesis. …

Matched description: … PAF is able to cause platelet aggregation and anaphylaxis. ... an important role in the pathogenesis of inflammatory disorders and cardiovascular disease. ... 2-O-acetyl-1-O-hexadecyl-sn-glycero-3-phosphocholine, also known as platelet-activating factor, PAF and …

Matched description: … and an antagonist at NMDA receptors. ... Only traces of NAA and NAAG are detectable in other tissues. ... Some compounds can change levels of NAA and NAAG in the brain. …

Matched description: … , fertility and reproduction. ... Melatonin is a biogenic amine that is found in animals, plants and microbes. Aaron B. ... Lerner of Yale University is credited for naming the hormone and for defining its chemical structure …

Matched description: … Nicotinate beta-d-ribonucleotide is part of the Cofactor biosynthesis, and Nicotinate and nicotinamide ... It is a substrate for: Nicotinamide riboside kinase 1, and Nicotinamide riboside kinase 2. …

Matched description: … saturation attached to the C-1 and C-2 positions. ... They are hydrolyzed by Phospholipases to a 2-acylglycerophosphocholine and a carboxylate. ... PC(10:0/16:1(9Z)), in particular, consists of one decanoyl chain to the C-1 atom, and one 9Z-hexadecenoyl …

Matched description: … saturation attached to the C-1 and C-2 positions. ... They are hydrolyzed by Phospholipases to a 2-acylglycerophosphocholine and a carboxylate. ... PC(12:0/16:0), in particular, consists of one dodecanoyl chain to the C-1 atom, and one hexadecanoyl …

Matched description: … saturation attached to the C-1 and C-2 positions. ... They are hydrolyzed by Phospholipases to a 2-acylglycerophosphocholine and a carboxylate. ... PC(12:0/16:1(9Z)), in particular, consists of one dodecanoyl chain to the C-1 atom, and one 9Z-hexadecenoyl …

Matched description: … saturation attached to the C-1 and C-2 positions. ... They are hydrolyzed by Phospholipases to a 2-acylglycerophosphocholine and a carboxylate. ... diacylglycerols, phosphatidylcholines can have many different combinations of fatty acids of varying lengths and …