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active site

   Also found in: Medical, Legal, Financial, Encyclopedia, Wikipedia, Hutchinson 0.01 sec.
active site
n.
The part of an enzyme at which catalysis of the substrate occurs.

active site
The part of an enzyme where the catalytic activity on the substrate takes place. See more at enzyme.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.active site - the part of an enzyme or antibody where the chemical reaction occurs
site, situation - physical position in relation to the surroundings; "the sites are determined by highly specific sequences of nucleotides"
enzyme - any of several complex proteins that are produced by cells and act as catalysts in specific biochemical reactions
antibody - any of a large variety of proteins normally present in the body or produced in response to an antigen which it neutralizes, thus producing an immune response


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The firm had 362 active sites at the start of November - down 19% on a year ago.
The team constructed a computational model of the enzyme's active site and used density functional theory calculations to simulate the demethylation reaction.
Vitamin C interacts with copper ions of the tyrosinase active site and reduces oxidized dopaquinone, thereby changing melanin from jet black to light tan.
 
 
 
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