Fructose
In addition, fructose transfer activity increases with dietary fructose intake. The presence of fructose in the lumen causes ... The first step in the metabolism of fructose is the phosphorylation of fructose to fructose 1-phosphate by fructokinase, thus ... Fructose exists in foods either as a monosaccharide (free fructose) or as a unit of a disaccharide (sucrose). Free fructose is ... The fructose/glucose ratio is calculated by dividing the sum of free fructose plus half sucrose by the sum of free glucose plus ...
Fructose-asparagine
... is a aminodeoxysugar. It takes the form of a pale yellow solid. It decomposes above 120 °C. Fructose- ... This fra locus has five genes: fraR (a regulator), fraB a fructose-asparagine deglycase, fraD a sugar kinase, fraA a fructose- ... However, this is not due to fructose-asparagine being an essential nutrient, but rather because fructose-asparagine is toxic to ... fraE encodes the periplasmic fructose-asparaginase FraE that removes ammonia from F-Asn to form fructose-aspartate (F-Asp). ...
Fructose intolerance
... may refer to: Fructose malabsorption, a digestive disorder of the small intestine in which the fructose ... deficiency of liver enzymes that metabolise fructose This disambiguation page lists articles associated with the title Fructose ... carrier in enterocytes is deficient Hereditary fructose intolerance, a hereditary condition caused by a ...
Fructose bisphosphatase
... may refer to: Fructose 1,6-bisphosphatase (when the term "Fructose bisphosphatase" is used without ... 6-bisphosphatase This disambiguation page lists articles associated with the title Fructose bisphosphatase. If an internal link ... qualification, this is more frequently what is meant) Fructose 2, ...
Fructose malabsorption
Foods with high fructose-to-glucose ratio. Glucose enhances absorption of fructose, so fructose from foods with fructose-to- ... Simultaneous ingestion of fructose and sorbitol seems to increase malabsorption of fructose. Fructose that has not been ... However, fructose malabsorbers do not need to avoid gluten, as those with celiac disease must.[citation needed] Many fructose ... Fructose malabsorption is not to be confused with hereditary fructose intolerance, a potentially fatal condition in which the ...
Fructose-bisphosphatase 2
This gene encodes a gluconeogenesis regulatory enzyme which catalyzes the hydrolysis of fructose 2,6-bisphosphate to fructose 6 ... "Entrez Gene: Fructose-bisphosphatase 2". Retrieved 2018-09-14. Lee T, Bhushan B, Sochat M (January 2020). first aid for the ... September 2013). "Decreased fructose-1,6-bisphosphatase-2 expression promotes glycolysis and growth in gastric cancer cells". ... Fructose-bisphosphatase 2 is an enzyme that in humans is encoded by the FBP2 gene. ...
Fructose 5-dehydrogenase
Other names in common use include fructose 5-dehydrogenase (acceptor), D-fructose dehydrogenase, and D-fructose:(acceptor) 5- ... In enzymology, a fructose 5-dehydrogenase (EC 1.1.99.11) is an enzyme that catalyzes the chemical reaction D-fructose + ... the two substrates of this enzyme are D-fructose and acceptor, whereas its two products are 5-dehydro-D-fructose and reduced ... I Purification and properties of particle-bound fructose dehydrogenase". J. Biochem. Tokyo. 61 (5): 636-46. doi:10.1093/ ...
Fructose bisphosphatase deficiency
They should avoid fructose containing foods (as well as sucrose which breaks down to fructose). As with all single-gene ... In fructose bisphosphatase deficiency, there is not enough fructose bisphosphatase for gluconeogenesis to occur correctly. ... but fructose and glycerol cannot be used by the liver to maintain blood glucose levels. If fructose or glycerol are given, ... Kikawa, Y.; Shin, Y. S.; Inuzuka, M.; Zammarchi, E.; Mayumi, M. (1 February 2002). "Diagnosis of Fructose-1,6-Bisphosphatase ...
Hereditary fructose intolerance
... (HFI) is an inborn error of fructose metabolism caused by a deficiency of the enzyme aldolase B ... If fructose is ingested, the enzymatic block at aldolase B causes an accumulation of fructose-1-phosphate which, over time, ... After ingestion, fructose is converted to fructose-1-phosphate in the liver by fructokinase. Deficiencies of fructokinase cause ... Fructose malabsorption "Hereditary fructose intolerance". Genetic and Rare Disorders Information Center (GARD). National ...
Glucose-fructose oxidoreductase
The systematic name of this enzyme class is D-glucose:D-fructose oxidoreductase. As of late 2007, 7 structures have been solved ... In enzymology, a glucose-fructose oxidoreductase (EC 1.1.99.28) is an enzyme that catalyzes the chemical reaction D-glucose + D ... Hardman MJ, Scopes RK (1988). "The kinetics of glucose-fructose oxidoreductase from Zymomonas mobilis". Eur. J. Biochem. 173 (1 ... Zachariou M; Scopes RK (1986). "Glucose-fructose oxidoreductase: a new enzyme isolated from Zymomonas mobilis that is ...
Fructose-bisphosphate aldolase
... fructose 1,6-bisphosphate + 2(NADP+ + ADP + Pi) fructose 1,6-bisphosphate + H2O → fructose 6-phosphate + Pi In gluconeogenesis ... "Determination of fructose metabolic pathways in normal and fructose-intolerant children: a C-13 NMR study using C-13 fructose ... The metabolism of free fructose in liver exploits the ability of aldolase B to use fructose 1-phosphate as a substrate. ... Archaeal fructose-bisphosphate aldolase/phosphatase is presumably involved in gluconeogenesis because its product is fructose 6 ...
Fructose 1-phosphate
Fructose-1-phosphate is a derivative of fructose. It is generated mainly by hepatic fructokinase but is also generated in ... In hereditary fructose intolerance caused by defects in aldolase B, fructose 1-phosphate accumulates in the liver and causes a ... Metabolism of fructose thus essentially results in intermediates of glycolysis. This means that fructose has the same fate as ... Because fructokinase has a high Vmax fructose entering cells is quickly phosphorylated to fructose 1-phosphate. In this form it ...
Fructose 6-phosphate
... (sometimes called the Neuberg ester) is a derivative of fructose, which has been phosphorylated at the 6- ... Fructose is predominantly converted to fructose 1-phosphate by fructokinase following cellular import. The name Neuberg ester ... In 1918, he found that the compound (later identified as fructose 6-phosphate) was produced by mild acid hydrolysis of fructose ... Fructose 6-phosphate lies within the glycolysis metabolic pathway and is produced by isomerisation of glucose 6-phosphate. It ...
Fructose 2,6-bisphosphate
Fructose 2,6-bisphosphatase Fructose 1,6-bisphosphate Alfarouk, Khalid O.; Verduzco, Daniel; Rauch, Cyril; Muddathir, Abdel ... fructose 6-phosphate). Furthermore, TIGAR also removes the glycolytic intermediate fructose 1,6-bisphosphate, the product of ... which allows FBPase-2 to dephosphorylate fructose 2,6-bisphosphate to produce fructose 6-phosphate and Pi. Fru-2,6-P2 strongly ... Fructose 2,6-bisphosphate, abbreviated Fru-2,6-P2, is a metabolite that allosterically affects the activity of the enzymes ...
D-Fructose-L-histidine
... (FruHis) is a ketosamine combining the d-isomer of fructose and the l-isomer of histidine into a ... Valeri V. Mossine and Thomas P. Mawhinney (2007). "Nα-(1-Deoxy-D-fructos-1-yl)-L-histidine ("D-Fructose-L-histidine"): a Potent ...
Fructose 5-dehydrogenase (NADP+)
... fructose 5-(nicotinamide adenine dinucleotide phosphate), dehydrogenase, D-(-)fructose:(NADP+) 5-oxidoreductase, and fructose 5 ... In enzymology, a fructose 5-dehydrogenase (NADP+) (EC 1.1.1.124) is an enzyme that catalyzes the chemical reaction D-fructose ... the two substrates of this enzyme are D-fructose and NADP+, whereas its 3 products are 5-dehydro-D-fructose, NADPH, and H+. ... The systematic name of this enzyme class is D-fructose:NADP+ 5-oxidoreductase. Other names in common use include 5-ketofructose ...
Fructose-6-phosphate phosphoketolase
The enzyme fructose-6-phosphate phosphoketolase (EC 4.1.2.22) catalyzes the chemical reaction D-fructose 6-phosphate + ... Schramm M, Klybas V, Racker E (1958). "Phospholytic cleavage of fructose-6-phosphate by fructose-6-phosphate phosphoketolase ... The systematic name of this enzyme class is D-fructose-6-phosphate D-erythrose-4-phosphate-lyase (adding phosphate; acetyl- ... phosphate-forming). Other names in common use include D-fructose-6-phosphate D-erythrose-4-phosphate-lyase, and (phosphate- ...
Fructose 1,6-bisphosphate
Upon entering the cell, most glucose and fructose is converted to fructose 1,6-bisphosphate. Fructose 1,6-bisphosphate lies ... Fructose 1,6-bisphosphate, also known as Harden-Young ester, is fructose sugar phosphorylated on carbons 1 and 6 (i.e., is a ... There are many other isomers, analogous to those of fructose. Fructose 1,6-bis(phosphate) has also been implicated in the ... or whether fructose 1,6-bis(phosphate) is capable of mitigating those effects. Fructose 2,6-bisphosphate Alfarouk, Khalid O.; ...
Fructose 1,6-bisphosphatase
Fructose 1,6-bisphosphate Fructose 6-phosphate Click on genes, proteins and metabolites below to link to respective articles ... The enzyme fructose bisphosphatase (EC 3.1.3.11; systematic name D-fructose-1,6-bisphosphate 1-phosphohydrolase) catalyses the ... Fructose bisphosphatase deficiency Fructose Gluconeogenesis Metabolism Marcus F, Harrsch PB (May 1990). "Amino acid sequence of ... More specifically, fructose 2,6-bisphosphate allosterically inhibits fructose 1,6-bisphosphatase, but activates ...
High-fructose corn syrup
... (HFCS), also known as glucose-fructose, isoglucose and glucose-fructose syrup, is a sweetener made ... Because the sugar profile of high-fructose corn syrup is similar to that of honey, high-fructose corn syrup was more difficult ... Milk, meats, and most vegetables, the staples of many early diets, have no fructose, and only 5-10% fructose by weight is found ... ISBN 978-1-4200-8549-5. Chung, M; Ma, J; Patel, K; Berger, S; Lau, J; Lichtenstein, A. H. (2014). "Fructose, high-fructose corn ...
PTS Fructose-Mannitol Family
The fructose porters of this family phosphorylate fructose on the 1-position. Those of TC family 4.A.6 phosphorylate fructose ... The PTS Fructose-Mannitol (Fru) Family (TC# 4.A.2) is a large and complex family that is part of the PTS-GFL superfamily. It ... As of this edit, this article uses content from "4.A.2 The PTS Fructose-Mannitol (Fru) Family", which is licensed in a way that ... The IIB and IIC domains of the fructose porters appear to be dissimilar from each other as those of the mannitol porters. The ...
PTS Mannose-Fructose-Sorbose Family
The PTS Mannose-Fructose-Sorbose (Man) Family (TC# 4.A.6) is a group of multicomponent PTS systems that are involved in sugar ... As of this edit, this article uses content from "4.A.6 The PTS Mannose-Fructose-Sorbose (Man) Family", which is licensed in a ... The mannose porter of Escherichia coli, for example, can transport and phosphorylate glucose, mannose, fructose, glucosamine, N ...
Glutamine-fructose-6-phosphate transaminase (isomerizing)
In enzymology, a glutamine-fructose-6-phosphate transaminase (isomerizing) (EC 2.6.1.16) is an enzyme that catalyzes the ... The systematic name of this enzyme class is L-glutamine:D-fructose-6-phosphate isomerase (deaminating). This enzyme ... the two substrates of this enzyme are L-glutamine and D-fructose 6-phosphate, whereas its two products are L-glutamate and D- ... chemical reaction L-glutamine + D-fructose 6-phosphate ⇌ {\displaystyle \rightleftharpoons } L-glutamate + D-glucosamine 6- ...
Fructose-2,6-bisphosphate 6-phosphatase
The enzyme fructose-2,6-bisphosphate 6-phosphatase (EC 3.1.3.54) catalyzes the reaction β-D-fructose 2,6-bisphosphate + H2O ... This enzyme participates in fructose and mannose metabolism. Purwin C, Laux M, Holzer H (1986). "Fructose 2-phosphate, an ... Other names in common use include fructose 2,6-bisphosphate-6-phosphohydrolase, fructose-2,6-bisphosphate 6-phosphohydrolase, ... Purwin C, Laux M, Holzer H (1987). "Fructofuranose 2-phosphate is the product of dephosphorylation of fructose 2,6-bisphosphate ...
1,5-anhydro-D-fructose reductase
In enzymology, a 1,5-anhydro-D-fructose reductase (EC 1.1.1.263) is an enzyme that catalyzes the chemical reaction 1,5-anhydro- ... 5-anhydro-D-fructose, NADPH, and H+. This enzyme belongs to the family of oxidoreductases, specifically those acting on the CH- ... 5-anhydro-D-fructose". Journal of Biochemistry. 123 (1): 189-93. doi:10.1093/oxfordjournals.jbchem.a021909. PMID 9504428. ... D-glucitol + NADP+ ⇌ {\displaystyle \rightleftharpoons } 1,5-anhydro-D-fructose + NADPH + H+ Thus, the two substrates of this ...
Fructose-2,6-bisphosphate 2-phosphatase
The enzyme fructose-2,6-bisphosphate 2-phosphatase ({EC 3.1.3.46) catalyzes the reaction β-D-fructose 2,6-bisphosphate + H2O ... The systematic name is β-D-fructose-2,6-bisphosphate 2-phosphohydrolase. Other names in common use include fructose-2,6- ... bisphosphatase, and D-fructose-2,6-bisphosphate 2-phosphohydrolase. This enzyme participates in fructose and mannose metabolism ... van Schaftingen E, Davies DR, Hers HG (1982). "Fructose-2,6-bisphosphatase from rat liver". Eur. J. Biochem. 124 (1): 143-9. ...
1,5-anhydro-D-fructose dehydratase
The enzyme 1,5-anhydro-D-fructose dehydratase (EC 4.2.1.111) catalyzes the chemical reaction 1,5-anhydro-D-fructose ⇌ {\ ... 5-anhydro-D-fructose 4-dehydratase, 1,5-anhydro-D-fructose hydrolyase, 1,5-anhydro-D-arabino-hex-2-ulose dehydratase, AFDH, AF ... The systematic name of this enzyme class is 1,5-anhydro-D-fructose hydro-lyase (ascopyrone-M-forming). Other names in common ... 5-anhydro-D-fructose to microthecin with ascopyrone M as the intermediate". Biochim. Biophys. Acta. 1723 (1-3): 63-73. doi: ...
Fructose-bisphosphate aldolase)-lysine N-methyltransferase
... fructose-bisphosphate aldolase]-L-lysine ⇌ {\displaystyle \rightleftharpoons } 3 S-adenosyl-L-homocysteine + [fructose- ... Fructose-bisphosphate aldolase]-lysine N-methyltransferase (EC 2.1.1.259) is an enzyme that catalyses the following chemical ... fructose-bisphosphate+aldolase)-lysine+N-methyltransferase at the U.S. National Library of Medicine Medical Subject Headings ( ... "Characterization of chloroplastic fructose 1,6-bisphosphate aldolases as lysine-methylated proteins in plants". The Journal of ...
Public relations of high fructose corn syrup
Another enzyme is then used to convert varying fractions of glucose into fructose...High-fructose corn syrup just doesn't exist ... Among the public health concerns cited were those individuals with hereditary fructose intolerance or fructose malabsorption, ... who have been advised to avoid ingredients that contain fructose. While individuals with fructose allergies have associated " ... Nutritionally, high-fructose corn syrup and sucrose may be identical." Since HFCS is present in a "staggering" amount of food ...
The High Fructose Adventures of Annoying Orange
... is an American live-action/animated television series created by Tom Sheppard ... The High Fructose Adventures of Annoying Orange at IMDb (All articles with dead external links, Articles with dead external ... The High Fructose Adventures of Annoying Orange: Season 1 Archived 2017-09-28 at the Wayback Machine. Amazon.com. Accessed ...