Biological molecules that possess catalytic activity. They may occur naturally or be synthetically created. Enzymes are usually proteins, however CATALYTIC RNA and CATALYTIC DNA molecules have also been identified.
protein molecules that possess catalytic activity; they may occur naturally or be synthetically created; for catalytic RNA use RIBOZYME.
A protein that speeds up chemical reactions in the body.
Molecules that catalyze a chemical reaction. They are usually proteins, although catalytic RNA and DNA molecules have been identified.