{"term":{"id":"02156","title":"enzyme induction","longtitle":"IUPAC Gold Book - enzyme induction","doi":"10.1351\/goldbook.ET02156","code":"ET02156","status":"current","definitions":[{"id":1,"text":"The process whereby an (inducible) enzyme is synthesized in response to a specific molecule (cf. inducer).The inducer molecule (often a substrate that needs the catalytic activity of the inducible enzyme for its metabolism) combines with a repressor and thereby prevents the blocking of an operator by the repressor.","contexts":[],"links":[{"term":"enzyme induction","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/ET06823"},{"term":"inducer","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/I03017"},{"term":"metabolism","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/M03858"},{"term":"operator","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/O04300"},{"term":"repressor","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/R05304"},{"term":"substrate","url":"https:\/\/goldbook.iupac.org\/\/terms\/view\/S06083"}],"sources":["PAC, 1992, 64, 143. 'Glossary for chemists of terms used in biotechnology (IUPAC Recommendations 1992)' on page 152 (https:\/\/doi.org\/10.1351\/pac199264010143)"]}],"altoutputs":{"html":"https:\/\/goldbook.iupac.org\/terms\/view\/ET02156\/html","xml":"https:\/\/goldbook.iupac.org\/terms\/view\/ET02156\/xml","plain":"https:\/\/goldbook.iupac.org\/terms\/view\/ET02156\/plain"},"citation":"Citation: 'enzyme induction' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. 10.1351\/goldbook.ET02156","license":"The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International (https:\/\/creativecommons.org\/licenses\/by-sa\/4.0\/) for individual terms.","collection":"If you are interested in licensing the Gold Book for commercial use, please contact the IUPAC Executive Director at executivedirector@iupac.org .","disclaimer":"The International Union of Pure and Applied Chemistry (IUPAC) is continuously reviewing and, where needed, updating terms in the Compendium of Chemical Terminology (the IUPAC Gold Book). Users of these terms are encouraged to include the version of a term with its use and to check regularly for updates to term definitions that you are using.","accessed":"2026-08-02T18:34:02+00:00"}}