active centre

British  

noun

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

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Example Sentences

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

There is an active centre of distribution in South-eastern Europe itself, from which species radiate out in all directions.

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

This base at Dunkirk remained an active centre for our seaplane and aeroplane work throughout the war, and did much to defeat the German plans.

From The War in the Air; Vol. 1 The Part played in the Great War by the Royal Air Force by Raleigh, Walter Alexander, Sir

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