active site (redirected from active sites)

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.

Thesaurus

Noun

1.

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