Zheng Laboratory
Structural studies of Ca2+ cation antiporter proteins (CaCAs)
Crystal structure of prokaryotic Ca2+/H+ antiporter YfkE determined at 3.1 angstrom resolution
(Wu et al. PNAS 2013)
![YfkE graphic](https://med.uth.edu/bmb/wp-content/uploads/sites/13/2018/04/YfkE-web.jpg)
Structure of the Ca2+ regulatory domain of eukaryotic Na+/Ca2+ exchanger CALX
(Wu et al. Structure 2011)
![CBD121-web](https://med.uth.edu/bmb/wp-content/uploads/sites/13/2020/04/CBD121-web.jpg)
Crystal structures of three Ca2+ binding states reveals progressive conformational changes induced by regulatory Ca2+ binding at CBD1
(Wu et al. JBC 2010)
![CBD1 graphic](https://med.uth.edu/bmb/wp-content/uploads/sites/13/2018/04/CBD1-web.jpg)
Structures of ammonium transporter AmtB from E.coli determined at 1.6 angstrom resolution
(Zheng et al. PNAS 2004)
![AmtB graphic](https://med.uth.edu/bmb/wp-content/uploads/sites/13/2018/04/AmtB-web.jpg)