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active centre

British

noun

Also called: active site. biochem the region in an enzyme molecule in which the reactive groups that participate in its action are juxtaposed

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Olga Mayans and Jennifer Fleming created a three-dimensional model of its enzyme structure and active centre to understand the reaction pathway.

From Science Daily • Nov. 10, 2023

By 1700 Boston had already overtaken Oxford and Cambridge to become the second most active centre of publishing of English books after London.

From BBC • Nov. 25, 2013

Thenceforth it has been an active centre for the teaching and for the encouragement of the study of diplomatic throughout the country, and has produced results which other nations may envy.

From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 5 "Dinard" to "Dodsworth" by Various

A great number of masons were trained in Italy, and came from Lombardy, which in the tenth century even was an active centre of civilisation.

From Illuminated Manuscripts by Bradley, John William

Wallingford, six miles above Streatley, is a very ancient town, and has been an active centre for the making of English history.

From Three Men in a Boat by Jerome, Jerome K. (Jerome Klapka)

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023