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thioester

   Also found in: Wikipedia 0.01 sec.
thioester /thio·es·ter/ (-es´ter) a carboxylic acid and a thiol group in ester linkage, e.g., acetyl coenzyme A.
thioester
[thī′ō·es′tər]
an important group of biologic chemicals formed by the hydrosulfides (or mercaptans or thiols) and carboxylic acids and identified by a bond between the acyl carbonyl carbon and the thiol sulfur. Examples include the coenzyme A thioesters.


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These peptides interact with the same nucleobases found in DNA, but each nucleobase is bound to an organic compound known as a thioester.
The free fatty acid, therefore, is attached to coenzyme-A by means of a thioester bond, catalyzed by means of the enzyme fatty acetyl-CoA synthetase.
Thioester antioxidants such as Cyanox LTDP, STDP, 1212, and 711 liquid synergize with phenolics for in-service stabilization of polyolefins and other polymers.
 
 
 
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