in enzyme catalysis
A small molecule that triggers @G02604@ by binding to a regulator protein (cf. @ET02156@). It acts by combining with the corresponding @R05304@ protein to bring about an allosteric change so that the repressor is made incapable of combining with the @O04300@ of the system.
PAC, 1992, 64, 143. (Glossary for chemists of terms used in biotechnology (IUPAC Recommendations 1992)) on page 157 [Terms] [Paper]