In biochemistry, isozymes (also known as isoenzymes or more generally as multiple forms of enzymes) are enzymes that differ in amino acid sequence but...
12 KB (1,461 words) - 10:55, 14 December 2023
Corticosteroid 11-β-dehydrogenase isozyme 2 also known as 11-β-hydroxysteroid dehydrogenase 2 is an enzyme that in humans is encoded by the HSD11B2 gene...
11 KB (1,085 words) - 19:55, 22 September 2023
Glycogen synthase (section Isozymes)
hypoxia. Notably, hypoxia only induces expression of the muscle isozyme and not the liver isozyme. However, muscle-specific glycogen synthase activation may...
16 KB (1,741 words) - 06:57, 18 December 2023
coded for by different alleles at the same locus. These are opposed to isozymes, which are enzymes that perform the same function, but which are coded...
3 KB (376 words) - 03:17, 28 February 2023
Clinical data Trade names Coricidin 'D' Pharmacokinetic data Metabolism CYP2D6 isozyme of Cytochrome P450 Identifiers CAS Number 125-71-3 Y UNII 7355X3ROTS...
8 KB (632 words) - 18:56, 21 December 2023
Aldolase B (section Isozyme specific regions)
erythrocytes and aldolase C is expressed in the brain. Slight differences in isozyme structure result in different activities for the two substrate molecules:...
17 KB (2,239 words) - 03:19, 8 March 2024
discovered cyclooxygenase (COX3050) isozyme, while the first two to be discovered were COX-1 and COX-2. The COX-3 isozyme is encoded by the same gene as COX-1...
20 KB (2,584 words) - 05:01, 11 May 2024
19-kD Ca2+-binding regulatory subunit, calcineurin B. There are three isozymes of the catalytic subunit, each encoded by a separate gene (PPP3CA, PPP3CB...
19 KB (1,928 words) - 17:07, 22 October 2023
contrast, GWS was inversely associated with higher levels of the type Q isozyme, which is more efficient at breaking down sarin than its type R counterpart...
250 KB (27,838 words) - 23:26, 13 May 2024
yeast S. cerevisiae only encodes one catalytic subunit, mammals have four isozymes encoded by three genes, each attracting a different set of regulatory subunits...
18 KB (2,042 words) - 04:12, 5 February 2024
prostaglandin-endoperoxide synthase (PTGS), is an enzyme (specifically, a family of isozymes, EC 1.14.99.1) that is responsible for biosynthesis of prostanoids, including...
15 KB (1,672 words) - 11:53, 28 December 2023
concentration of the active form. This chiral shift is accomplished by the CYP2C19 isozyme of cytochrome P450, which is not found equally in all human populations...
42 KB (3,794 words) - 12:37, 9 April 2024
Hexosaminidase (section Cytosolic C and D isozymes)
Hexosaminidase (EC 3.2.1.52, β-acetylaminodeoxyhexosidase, N-acetyl-β-D-hexosaminidase, N-acetyl-β-hexosaminidase, N-acetyl hexosaminidase, β-hexosaminidase...
16 KB (1,464 words) - 17:02, 27 September 2023
receptor. Tramadol is metabolised in the liver via the cytochrome P450 isozyme CYP2B6, CYP2D6, and CYP3A4, being O- and N-demethylated to five different...
97 KB (9,130 words) - 12:00, 17 May 2024
in animals, phosphoenolpyruvate carboxykinase. The latter exists as an isozyme located in both the mitochondrion and the cytosol. The rate of gluconeogenesis...
33 KB (3,693 words) - 16:46, 16 May 2024
mitochondrial matrix. The other liver isozyme, ALDH1, localizes to the cytosol. Most White people have both major isozymes, while approximately 50% of East...
23 KB (2,690 words) - 14:41, 1 May 2024
has grown with the development of isozyme-selective PDE inhibitors that offer potent inhibition of selected isozymes without the side-effects attributed...
15 KB (1,824 words) - 02:11, 20 December 2023
uncommon to many other proteins. The precise structure and function of the isozyme in E. coli is solely geared to supply a source of inorganic phosphate when...
55 KB (6,143 words) - 16:14, 12 May 2024
Ubiquitin-activating enzyme (section Isozymes)
Ubiquitin-activating enzymes, also known as E1 enzymes, catalyze the first step in the ubiquitination reaction, which (among other things) can target a...
9 KB (1,051 words) - 15:40, 31 December 2023
effects of these medications. Fluoxetine and norfluoxetine inhibit many isozymes of the cytochrome P450 system that are involved in drug metabolism. Both...
118 KB (11,667 words) - 21:57, 29 April 2024
Pyruvate kinase (section Isozymes in vertebrates)
The L and R isozymes are expressed by the gene PKLR, whereas the M1 and M2 isozymes are expressed by the gene PKM2. The R and L isozymes differ from M1...
33 KB (4,042 words) - 02:51, 1 February 2024
3β-Hydroxysteroid dehydrogenase (section Isozymes)
including the ovary, testis and placenta. In humans, there are two 3β-HSD isozymes encoded by the HSD3B1 and HSD3B2 genes. 3β-HSD is also known as delta Δ5-4-isomerase...
9 KB (900 words) - 18:56, 26 December 2023
Phosphoglycerate kinase (section Human isozymes)
generating ADP and 1,3-BPG. In humans, two isozymes of PGK have been so far identified, PGK1 and PGK2. The isozymes have 87-88% identical amino acid sequence...
17 KB (2,007 words) - 19:44, 8 November 2023
increase or decrease the activity of various P450 isozymes either by inducing the biosynthesis of an isozyme (enzyme induction) or by directly inhibiting the...
57 KB (6,231 words) - 00:23, 16 May 2024
ISSN 1530-8200. Azzouni F, Godoy A, Li Y, Mohler J (2012). "The 5 alpha-reductase isozyme family: a review of basic biology and their role in human diseases". Advances...
67 KB (6,821 words) - 14:50, 18 March 2024
the cytochrome P450 oxidase enzyme system, in particular, by the CYP1A2 isozyme, into three dimethylxanthines, each of which has its own effects on the...
199 KB (19,813 words) - 11:42, 11 May 2024
metabolized by enzymes of the cytochrome P450 system, in particular, by isozymes of the CYP3A superfamily. The activity of the CYP3A enzymes can be induced...
41 KB (3,748 words) - 08:27, 27 April 2024
converted by the action of the enzyme corticosteroid 11-beta-dehydrogenase isozyme 2 into the inactive metabolite cortisone, particularly in the kidneys....
16 KB (1,509 words) - 14:16, 24 December 2023
Isocitrate dehydrogenase (section Isozymes)
isocitrate dehydrogenase isozymes: Each NADP+-dependent isozyme functions as a homodimer: The isocitrate dehydrogenase 3 isozyme is a heterotetramer that...
33 KB (3,330 words) - 07:05, 3 April 2024
Different enzymes that catalyze the same chemical reaction are called isozymes.: 10.3 The International Union of Biochemistry and Molecular Biology have...
96 KB (9,774 words) - 02:03, 3 April 2024