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active centre

British  

noun

  1. Also called: active sitebiochem 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

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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

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)

No more urgent necessity had ever arisen than this present, and One-Tree Pass for once in its life became the active centre of the island.

From White Fire by Oxenham, John

The most active centre of development then gradually shifted eastward again, while the older centres were perhaps submerged during the physical changes in the distribution of land and water.

From The History of the European Fauna by Scharff, Robert Francis

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