Search results
Results from the WOW.Com Content Network
3-oxo-5,6-dehydrosuberyl-CoA semialdehyde dehydrogenase (EC 1.17.1.7, paaZ (gene)) is an enzyme with systematic name 3-oxo-5,6-dehydrosuberyl-CoA semialdehyde:NADP + oxidoreductase. [1] [2] [3] This enzyme catalyses the following chemical reaction. 3-oxo-5,6-dehydrosuberyl-CoA semialdehyde + NADP + + H 2 O 3-oxo-5,6-dehydrosuberyl-CoA + NADPH ...
For example, regulations, standards, and/or guidelines affect COA use in agriculture, [2] [3] chemical, [4] [5] clinical research, [6] [7] food and beverage, [8] [9] and pharmaceutical [6] [7] [10] [11] industries. The COA may be used as a certification of product quality, an identification document, or a comparison document, depending upon the ...
In enzymology, an isovaleryl-CoA dehydrogenase (EC 1.3.8.4) is an enzyme that catalyzes the chemical reaction 3-methylbutanoyl-CoA + acceptor ⇌ {\displaystyle \rightleftharpoons } 3-methylbut-2-enoyl-CoA + reduced acceptor
Acyl-CoA is then degraded in a four-step cycle of oxidation, hydration, oxidation and thiolysis catalyzed by four respective enzymes, namely acyl-CoA dehydrogenase, enoyl-CoA hydratase, 3-hydroxyacyl-CoA dehydrogenase, and thiolase. The cycle produces a new fatty acid chain with two fewer carbons and acetyl-CoA as a byproduct.
Coenzyme A (CoA, SHCoA, CoASH) is a coenzyme, notable for its role in the synthesis and oxidation of fatty acids, and the oxidation of pyruvate in the citric acid cycle.All genomes sequenced to date encode enzymes that use coenzyme A as a substrate, and around 4% of cellular enzymes use it (or a thioester) as a substrate.
A third mevalonate pathway variant found in Thermoplasma acidophilum, phosphorylates mevalonate at the 3-OH position followed by phosphorylation at the 5-OH position. The resulting metabolite, mevalonate-3,5-bisphosphate, is decarboxylated to IP, and finally phosphorylated to yield IPP (Archaeal Mevalonate Pathway II). [6] [7]
Beta oxidation of acyl-CoA occurs in four steps. 1. Acyl-CoA dehydrogenase catalyzes dehydrogenation of the acyl-CoA, creating a double bond between the alpha and beta carbons. [6] FAD is the hydrogen acceptor, yielding FADH2. [7] 2. Enoyl-CoA hydrase catalyzes the addition of water across the newly formed double bond to make an alcohol.
Enoyl-CoA-(∆) isomerase (EC 5.3.3.8, also known as dodecenoyl-CoA-(∆) isomerase, 3,2-trans-enoyl-CoA isomerase, ∆3(cis),∆2(trans)-enoyl-CoA isomerase, or acetylene-allene isomerase, [1] is an enzyme that catalyzes the conversion of cis- or trans-double bonds of coenzyme A (CoA) bound fatty acids at gamma-carbon (position 3) to trans double bonds at beta-carbon (position 2) as below: