Search Results for compound

Matched Description: … Lipid A is a lipid that comprises the innermost of the three regions of the lipopolysaccharide (LPS ... ) molecule found in the outer membrane of Gram-negative bacteria such as E. coli. Its hydrophobic ... nature allows it to anchor the LPS to the outer membrane. Lipid A consists of two glucosamine …

Matched Description: … Dextrins are a group of low-molecular-weight carbohydrates produced by the hydrolysis of starch or ... bonds. The cyclical dextrins are known as cyclodextrins. They are formed by enzymatic degradation ... of starch by certain bacteria, for example, Bacillus macerans. Cyclodextrins have toroidal structures …

Matched Description: … 4,5-Dihydroorotic acid is a substrate of the enzyme orotate reductase [EC 1.3.1.14], which is part ... of the pyrimidine metabolism pathway. (KEGG) Dihydroorotate is oxidized by Dihydroorotate …

Matched Description: … Dihydrohuracil is an intermediate breakdown product of uracil. Dihydropyrimidine dehydrogenase ... catalyzes the reduction of uracil to 5, 6-dihydrouracil then dihydropyrimidinase hydrolyzes 5, 6 ... -dihydrouracil to N-carbamyl-b-alanine. Finally, beta-ureidopropionase catalyzes the conversion of N-carbamyl-b-alanine to beta-alanine. …

Matched Description: … Dihydrothymine is an intermediate breakdown product of thymine. Dihydropyrimidine dehydrogenase ... catalyzes the reduction of thymine to 5, 6-dihydrothymine then dihydropyrimidinase hydrolyzes 5, 6 ... -dihydrothymine to N-carbamyl-b-alanine. Finally, beta-ureidopropionase catalyzes the conversion of N-carbamyl-b-alanine to beta-alanine. …

Matched Description: … are glycerophosphates where the glycerol is esterified with one saturated fatty acid. (inferred from compound structure) ... 1-tetradec-7-enoyl-sn-glycerol 3-phosphate belongs to the class of Lysophosphatidic Acids. These …

Matched Description: … structure is a fused ring system containing a pyran fused to pterin. In addition, the pyran ring is ... molybdenum. In some cases, the alkyl phosphate group is replaced by an alkyl diphosphate nucleotide. -- Wikipedia ... Molybdopterins are a class of biochemical cofactor that are used in many different enzymes. The …

Matched Description: … Succinic acid semialdehyde is an intermediate in the catabolism of gamma-aminobutyrate (PMID ... 16435183). Succinate semialdehyde dehydrogenase is an enzyme that catalyses the reaction of succinate semialdehyde and NAD+ to form succinate and NADH. …

Matched Description: … Salicin is an alcoholic beta-glucoside. Salicin is closely related in chemical make-up to aspirin ... . Salicin can be used as a sugar substrate by E. coli and can be imported into the cytoplasm as salicin-6-phosphate through the ascF gene product. …

Matched Description: … Adenylylselenate is an intermediate in selenoamino acid metabolism. Adenylylselenate is produced ... from selenate via the enzyme sulfate adenylyltransferase [EC:2.7.7.4] and then converted to selenite ... via the enzyme adenylylsulfate reductase [EC:1.8.99.2]. …

Matched Description: … D-glycero-D-manno-heptose 7-phosphate is a member of the chemical class known as Hexoses. These are monosaccharides in which the sugar unit is a hexose. …

Matched Description: … (s)-4-amino-5-oxopentanoate is a member of the chemical class known as Gamma Amino Acids and ... Derivatives. These are amino acids having a (-NH2) group attached to the gamma carbon atom. …

Matched Description: … Tryptophan is an amino acid which is the precursor of serotonin. Plants and microorganisms commonly ... is transformed into indole. In the last step, tryptophan synthase catalyzes the formation of ... synthesize tryptophan from shikimic acid or anthranilate. The latter condenses with …

Matched Description: … dissolved in water, it is partially hydrolysed to gluconic acid, with the balance between the ... Gluconolactone is a lactone or oxidized derivative of glucose. Gluconolactone is a polyhydroxy ... acid (PHA) that is capable of chelating metals and may also function by scavenging free radicals. When …

Matched Description: … Ureidosuccinic acid is an intermediary product in pyrimidine metabolism. It is generated by the ... action of dihydroorotase which catalyzes the following reaction: 4,5-Dihydroorotic acid + Water <=> Ureidosuccinic acid + H+ …

Matched Description: … cis-2-Methylaconitate is produced due to the dehydration of 2-methylcitrate in 2-methylcitric acid ... cycle. The cycle is catalyzed by a cofactor-less (PrpD) enzyme or by an aconitase-like (AcnD) enzyme. (PMID: 17567742) …

Matched Description: … Adenosine 5' tetraphosphate, Ap4, is a natural nucleotide present in many biological systems ... . Technically adenosine tetraphosphate is condensation product of adenosine with tetraphosphoric acid at ... the 5' position. Acetyl coenzyme A (CoA) synthetase (EC 6.2.1.1) catalyzes the synthesis of adenosine …

Matched Description: … 5-amino-6-(D-ribitylamino)uracil is involved in the Cofactor riboflavin biosynthesis pathway. It is ... a substrate of Riboflavin biosynthesis protein RibD that catalyses the following reactions: 2 …

Matched Description: … involved in pyrimidine metabolism. In the pyrimidine metabolism pathway, dUDP is converted to dUTP ... Deoxyuridine-5'-diphosphate (also known as 2'-Deoxyuridine 5'-diphosphate or dUDP) is a metabolite ... by the ATP:dUDP phosphotransferase (EC 2.7.4.6) in E. coli. …

Matched Description: … . In its ionized form it is malate, an intermediate of the TCA cycle along with fumarate. It can ... Malic acid is a tart-tasting organic dicarboxylic acid that plays a role in many sour or tart foods ... also be formed from pyruvate as one of the anaplerotic reactions. Apples contain malic acid, which …

Matched Description: … GDP-beta-L-fucose is a sugar nucleotide and a readily available source of fucose. The ... adhesion, and mouse embryogenesis. Fucose is made available during the synthesis of fucosylated ... -L-fucose.GDP-beta-L-fucose pyrophosphorylase (GFPP, E. C. 2.7.7.30) catalyzes the reversible …

Matched Description: … residues are often referred to as phosphoserine. Phosphoserine is a component of many proteins as the ... O-phospho-D-serine is a phosphoric ester of serine and phosphoric acid. Phosphorylated serine ... result of posttranslational modifications. The phosphorylation of the alcohol functional group in …

Matched Description: … (2E)-Dodecenoyl-CoA is an intermediate in fatty acid metabolism, the substrate of the enzyme acyl ... 1.3.99.3-1.3.99.13]. It is also an intermediate in fatty acid elongation, being the substrate of the enzyme enoyl-CoA hydratase and [EC 4.2.1.17]. (KEGG) …

Matched Description: … (2E)-Hexadecenoyl-CoA is an intermediate in fatty acid metabolism, the substrate of the enzyme ... enoyl-CoA hydratase [EC:4.2.1.17]. It is also the substrate of the enzyme trans-2-enoyl-CoA reductase …

Matched Description: … ADP-L-glycero-D-manno-heptose is a member of the chemical class known as Purine Nucleotide Sugars ... . These are purine nucleotides bound to a saccharide derivative through the terminal phosphate group ... . Functional analysis of the glycero-manno-heptose 7-phosphate kinase domain from the bifunctional …