characteristic of inheres in catalytic activity quality biochemical trait enzyme activity trait TO_GIT:380 enzymatic activity (related) A biochemical trait which is a quality of an enzymatic reaction. TO:0000599 Catalysis of a biochemical reaction at physiological temperatures. In biologically catalyzed reactions, the reactants are known as substrates, and the catalysts are naturally occurring macromolecular substances known as enzymes. Enzymes possess specific binding sites for substrates, and are usually composed wholly or largely of protein, but RNA that has catalytic activity (ribozyme) is often also regarded as enzymatic. plant_trait_ontology enzyme catalytic activity (related)