Our work provides a structural framework to understand how enterotropic coronaviruses evolved to fine-tune fusion activation in the protease-rich environment of the small intestine.
![](http://faculty.washington.edu/dveesler/wordpress/wp-content/uploads/2017/12/PDCoV_S-690x462.jpg)
Structural Biology of Infectious Diseases
Our work provides a structural framework to understand how enterotropic coronaviruses evolved to fine-tune fusion activation in the protease-rich environment of the small intestine.