Figure 1. Model of urease (modified after https://de.wikipedia.org/wiki/Urease#/media/File:Urease_2KAU.png)

From

The Inhibition and Reactivation of Enzymatic Processes

A. Habekost

World Journal of Chemical Education. 2017, 5(3), 102-106 doi:10.12691/wjce-5-3-4