Domain swapping within PDZ2 is responsible for dimerization of ZO proteins.
Fanning, A.S., Lye, M.F., Anderson, J.M., Lavie, A.(2007) J Biol Chem 282: 37710-37716
- PubMed: 17928286 
- DOI: 10.1074/jbc.M707255200
- Primary Citation of Related Structures:  
2RCZ - PubMed Abstract: 
ZO-1 is a multidomain protein involved in cell-cell junctions and contains three PDZ domains, which are necessary for its function in vivo. PDZ domains play a central role in assembling diverse protein complexes through their ability to recognize short p ...