Hexosamines are amino sugars created by adding an amine group to a hexose. Examples include: Fructosamine (based upon fructose) Galactosamine (based upon...
712 bytes (54 words) - 14:49, 11 April 2023
Glucosamine (category Hexosamines)
contribute to diabetes by interfering with the normal regulation of the hexosamine biosynthesis pathway, but several investigations found no evidence that...
36 KB (3,428 words) - 15:11, 5 August 2024
N-acylhexosamine oxidase (redirect from N-acyl-D-hexosamine:oxygen 1-oxidoreductase)
is N-acyl-D-hexosamine:oxygen 1-oxidoreductase. Other names in common use include N-acyl-D-hexosamine oxidase, and N-acyl-beta-D-hexosamine:oxygen 1-oxidoreductase...
2 KB (174 words) - 15:04, 26 August 2023
N-acetyl-D-hexosamine:NAD+ 1-oxidoreductase. Other names in common use include N-acetylhexosamine dehydrogenase, and N-acetyl-D-hexosamine dehydrogenase...
2 KB (150 words) - 20:28, 26 August 2023
further. Members of the glycosaminoglycan family vary in the type of hexosamine, hexose or hexuronic acid unit they contain (e.g. glucuronic acid, iduronic...
23 KB (2,639 words) - 09:17, 29 July 2024
name ATP:N-acetyl-D-hexosamine 1-phosphotransferase. This enzyme catalyses the following chemical reaction ATP + N-acetyl-D-hexosamine ⇌ {\displaystyle \rightleftharpoons...
1 KB (136 words) - 15:03, 26 August 2023
the terminal hexosamine. In order to prove this specificity, he first had to identify and purify a specific enzyme that cleaved hexosamine (a hexosaminidase)...
13 KB (1,483 words) - 16:36, 3 December 2023
carbohydrate that has among its repeating units a nitrogenous sugar, hexosamine) to embed the fibrils. The cornea, unlike the sclera, has six layers....
16 KB (2,032 words) - 05:55, 25 July 2024
metabolic hexosamine pathway and irreversibly inhibits γ-glutamyltransferase by acting directly at the substrate-binding pocket. Independent of hexosamine pathway...
5 KB (410 words) - 15:18, 20 May 2024
first and rate-limiting enzyme of the hexosamine pathway. GFAT controls the flux of glucose into the hexosamine pathway and catalyzes the formation of...
9 KB (886 words) - 01:30, 13 August 2023
synthesized from fructose 6-phosphate and glutamine as the first step of the hexosamine biosynthesis pathway. The end-product of this pathway is UDP-GlcNAc, which...
4 KB (342 words) - 05:12, 3 March 2024
caused by arthritis. It is made of repeat disaccharide units (comprising hexosamine and hexuronic acid), and is similar to glycosaminoglycans already present...
14 KB (1,148 words) - 18:01, 27 February 2023
Mannosamine (category Hexosamines)
D-Mannosamine (2-amino-2-deoxymannose) is a hexosamine derivative of mannose. Neuraminic acid Lisanti MP, Field MC, Caras IW, Menon AK, Rodriguez-Boulan...
2 KB (101 words) - 05:18, 21 June 2022
1,3-beta-galactosyl-N-acetylhexosamine phosphorylase (redirect from Beta-D-galactopyranosyl-(1-3)-N-acetyl-D-hexosamine:phosphate galactosyltransferase)
name of this enzyme class is beta-D-galactopyranosyl-(1->3)-N-acetyl-D-hexosamine:phosphate galactosyltransferase. Derensy-Dron D, Krzewinski F, Brassart...
2 KB (151 words) - 12:23, 26 August 2023
β-D-hexosaminidase) is an enzyme involved in the hydrolysis of terminal N-acetyl-D-hexosamine residues in N-acetyl-β-D-hexosaminides. Elevated levels of hexosaminidase...
16 KB (1,464 words) - 17:02, 27 September 2023
cycle, and stress responses. As UDP-GlcNAc is the final product of the hexosamine biosynthetic pathway, which integrates amino acid, carbohydrate, fatty...
108 KB (12,376 words) - 16:09, 30 March 2024
carbohydrates can be present. These include inositol, sugar alcohol, hexosamines, mannitol, glycerol and those components that are precursors to chitin...
12 KB (1,363 words) - 17:39, 13 July 2024
N-Acetylglucosamine (category Hexosamines)
N-Acetylglucosamine (GlcNAc) is an amide derivative of the monosaccharide glucose. It is a secondary amide between glucosamine and acetic acid. It is significant...
8 KB (570 words) - 21:44, 8 May 2024
Galactosamine (category Hexosamines)
Galactosamine is a hexosamine derived from galactose with the molecular formula C6H13NO5. This amino sugar is a constituent of some glycoprotein hormones...
4 KB (359 words) - 04:42, 22 February 2023
of three possible uronic acid (GlcA, IdoA or IdoA2S) and four possible hexosamine (GalNAc, Gal- NAc4S, GalNAc6S, or GalNAc4S6S) building-blocks. The presence...
77 KB (7,855 words) - 18:45, 29 August 2024
dermatan sulfate, chondroitin sulfate, and sulfated glycoproteins including hexosamines, such as glucosamine. Other components identified in eggshell membranes...
3 KB (346 words) - 19:12, 12 July 2024
the species in the gentamicin complex. Gentamicins consist of three hexosamines: gentosamine/garosamine, 2-deoxystreptamine, and purpurosamine (see illustrations...
41 KB (3,909 words) - 19:28, 5 August 2024
A, Baddi A, Hinze Y, Jarosch E, Sommer T, Hoppe T, Antebi A (2014). "Hexosamine pathway metabolites enhance protein quality control and prolong life"...
23 KB (2,847 words) - 12:04, 25 March 2024
glucosamine-6-phosphate N-acetyltransferase. This enzyme is part of the hexosamine biosynthesis pathway (HBP), which is one of the glucose processing pathways...
14 KB (1,594 words) - 21:25, 3 December 2023
alkaliphilic B. subtilis has been observed to contain higher levels of hexosamines and amino acids as compared to its neutrophilic counterpart. When alkaliphiles...
8 KB (957 words) - 13:51, 22 July 2024
Fructosamine (category Hexosamines)
Fructosamines are compounds that result from glycation reactions between glucose and a primary amine, followed by isomerization via the Amadori rearrangement...
10 KB (1,235 words) - 03:06, 26 August 2024
Daunosamine (category Hexosamines)
Daunosamine is a deoxy sugar and amino sugar of the hexosamine class. Daunosamine is a component of the anthracycline class of antineoplastics, linked...
3 KB (172 words) - 23:56, 16 January 2022
specifically, the enzyme hydrolyses terminal non-reducing N-acetyl-D-hexosamine residues in N-acetyl-beta-D-hexosaminides. There are 3 forms of beta-hexosaminidase:...
5 KB (523 words) - 03:24, 9 February 2024
N-Acetylgalactosamine (category Hexosamines)
N-Acetylgalactosamine (GalNAc), is an amino sugar derivative of galactose. In humans it is the terminal carbohydrate forming the antigen of blood group...
5 KB (243 words) - 19:59, 11 January 2021
Meglumine (category Hexosamines)
Meglumine is a sugar alcohol derived from glucose that contains an amino group modification. It is often used as an excipient in pharmaceuticals and in...
2 KB (63 words) - 01:59, 3 January 2024