active centre

noun

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

Example Sentences

An active centre of origin appears to exist in South-eastern Europe, from which the species radiate out in all directions.

From Project Gutenberg

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

From Project Gutenberg

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

From Project Gutenberg

At Thebes, then, was the active centre of the influence that drew my friend away from modern things.

From Project Gutenberg

This active centre of the thoughts of a century, was sustained during the whole time by the storm of perpetual political conflict.

From Project Gutenberg