Search Results for compound

Matched Description: … 2-pyrocatechuic acid, also known as 2,3-Dihydroxybenzoic acid, is a member of the chemical class ... derivative), which is a benzene ring bearing a carboxylic acid. 2,3-Dihydroxybenzoic acid is a ... colorless solid that occurs naturally, being formed via the shikimate pathway. It is incorporated into …

Matched Description: … Adenosine-5'-triphosphate (ATP) is a multifunctional nucleotide that plays an important role in ... cell biology as a coenzyme, that is, the "molecular unit of currency" of intracellular energy transfer ... . ATP transports chemical energy within cells for metabolism. It is an energy source produced during …

Matched Description: … Fructose, or levulose, is a levorotatory monosaccharide and an isomer of glucose (C6H12O6). The ... chemical composition of fructose is (C6H12O6). Pure fructose has a sweet taste similar to cane sugar ... , but with a "fruity" aroma. Although fructose is a hexose (6 carbon sugar), it generally exists as a 5 …

Matched Description: … important role in biological systems, phosphate is a highly sought after resource. Once used, it is ... organisms. In biological systems, phosphorus is found as a free phosphate ion in solution and is ... . Inorganic phosphate is generally denoted Pi, and at physiological (neutral) pH primarily consists of a …

Matched Description: … Lipoic acid is a vitamin-like antioxidant that acts as a free-radical scavenger. Alpha-lipoic acid ... is also known as thioctic acid. Lipoic acid contains two thiol groups which may be either oxidized ... or reduced. The reduced form is known as dihydrolipoic acid (DHLA). Lipoic acid (Delta E= -0.288) is …

Matched Description: … Queuine is a member of the chemical class known as Aminocyclitols and Derivatives. These are ... cyclitols with at least one hydroxyl group replace by an amino group. Queuine (Q) is a hypermodified base ... Tyr, in most eukaryotes and prokaryotes. The nucleoside of queuine is queuosine. Queuine is not found …

Matched Description: … Serine is important in metabolism in that it participates in the biosynthesis of purines and ... pyrimidines. It is the precursor to several amino acids including glycine and cysteine, and tryptophan in ... bacteria. It is also the precursor to numerous of other metabolites, including sphingolipids and …

Matched Description: … branched chain. (inferred from compound structure)Pantoic acid is an alpha hydroxy acid which is a ... component of some biologically active compounds. The amide of pantoic acid with alanine is pantothenic ... acid (vitamin B5) and the amide with β-alanine is the pharmaceutical drug hopantenic acid. It is also a central component of coenzyme A. (WikiPedia) …

Matched Description: … Beta-D-glucose 1-phosphate is a member of the chemical class known as Hexoses. These are ... monosaccharides in which the sugar unit is a hexose. Trehalose phosphorylase from Thermoanaerobacter sp. is a ... 20383018) SgrS is an Hfq-binding small RNA that is induced under glucose phosphate stress in Escherichia coli. (PMID 18650387) …

Matched Description: … . Protopophyrin is produced by oxidation of the methylene bridge of protoporphyrinogen. Protoporphyrin IX is ... the only naturally occurring isomer; it is an intermediate in heme biosynthesis, combining with ... ferrous iron to form protoheme IX, the heme prosthetic group of hemoglobin. Protoporphyrin IX is created …

Matched Description: … Ubiquinone-1 is a member of the chemical class known as Benzoquinones. Normally in E. coli the ... . Ubiquinone-10 is a naked version of Ubiquinone 8 that arises from conjugation by a shortened prenyl tail via ... 4-hydroxybenzoate polyprenyltransferase. Ubiquionone is involved in cellular respiration. It is fat …

Matched Description: … Ubiquinone-6 is a member of the chemical class known as Polyprenylbenzoquinones. These are ... (Ubiquinone-8) and in humans it normally has 10. Ubiquinone-6 is a “failed” or incomplete version of ... polyprenyltransferase. Ubiquionone is involved in cellular respiration. It is fat-soluble and is therefore mobile …

Matched Description: … Ubiquinone-1 is a member of the chemical class known as Polyprenylbenzoquinones. These are ... (Ubiquinone-8) and in humans it normally has 10. Ubiquinone-1 is a “failed” or incomplete version of ... polyprenyltransferase. Ubiquionone is involved in cellular respiration. It is fat-soluble and is therefore mobile …

Matched Description: … Ubiquinone-4 is a member of the chemical class known as Polyprenylbenzoquinones. These are ... (Ubiquinone-8) and in humans it normally has 10. Ubiquinone-4 is a “failed” or incomplete version of ... polyprenyltransferase. Ubiquionone is involved in cellular respiration. It is fat-soluble and is therefore mobile …

Matched Description: … Heme B or haem B (also known as protoheme IX) is the most abundant heme in nature. E. coli is known ... is a prosthetic group that consists of an iron atom contained in the center of a large heterocyclic ... hemoproteins. Generally, heme B is attached to the surrounding protein matrix (known as the apoprotein …

Matched Description: … 4-Aminobenzoic acid, para-aminobenzoic acid, or simply PABA, is an organic compound with molecular ... formula C7H7NO2. PABA is a white crystalline substance that is only slightly soluble in water. It ... consists of a benzene ring substituted with an amino group and a carboxylic acid.; PABA is an …

Matched Description: … Ferroxamine is a member of the chemical class known as Hydroxamic Acids. These are compounds ... containing an hydroxamic acid functional group in which an hydroxylamine is inserted into a carboxylic ... acid. Its general structure is R-CO-NH-OH, with an R as an organic residue. Ferrioxamine is catalyzed …

Matched Description: … beta-D-Glucose 6 phosphate (b-G6P) is the beta-anomer of glucose-6-phosphate. There are two anomers ... -phosphate is glucose sugar phosphorylated on carbon 6. It is a very common metabolite in cells as the vast ... the immediate phosphorylation of glucose is to prevent diffusion out of the cell. The …

Matched Description: … 7,8-dihydroneopterin (H(2)Neo) is an intermediate in folate biosynthesis pathway. It is converted ... dihydroneopterin aldolase/dihydroneopterin triphosphate 2'-epimerase (EC:4.1.2.25). it is also a substrate ... of alkaline phosphatase. (KEGG) Dihydromonapterin is a member of the chemical class known as …

Matched Description: … Alpha-ketoglutarate is a member of the chemical class known as Gamma Keto-Acids and Derivatives ... . Alpha-ketoglutarate is invovled in pentose and glucuronate interconversions, C5-Branched dibasic ... -Ketoglutaric acid is one of two ketone derivatives of glutaric acid. (The term ketoglutaric acid, when not …

Matched Description: … Uric acid is a heterocyclic purine derivative that is the final oxidation product of purine ... metabolism. It is produced by the enzyme xanthine oxidase, which oxidizes oxypurines such as xanthine into uric acid. …

Matched Description: … L-lactaldehyde is an intermediate metabolite in the pyruvate metabolism pathway. L-lactaldehyde ... is irreversibly produced from pyruvaldehyde via the enzyme aldehyde reductase (EC:1.1.1.21) which is …

Matched Description: … L-Histidinol is a structural analogue of the essential amino acid L-histidine. It is an ... intermediate in histidine metabolism. It is converted to L-histidinal via bifunctional histidinal dehydrogenase/histidinol dehydrogenase (EC:1.1.1.23). (KEGG) …

Matched Description: … L-fuculose is a member of the chemical class known as Hexoses. These are monosaccharides in which ... the sugar unit is a hexose. Fuculose or 6-deoxy-tagatose is a ketohexose deoxy sugar. (WikiPedia) …

Matched Description: … 4,5-dihydroxy-2,3-pentanedione is a member of the chemical class known as Beta Ketoaldehydes. These ... atom. Dihydropyrimidine dehydrogenase (DPD) is the initial and rate-limiting enzyme in the catabolism ... of 5-FU. (PMID 9865912) E. coli expression system is a valuable tool for examining DPD enzymatic variants. (PMID 9439663) …