Structure of complement receptor 2 in complex with its C3d ligand.
Szakonyi, G., Guthridge, J.M., Li, D., Young, K., Holers, V.M., Chen, X.S.(2001) Science 292: 1725-1728
- PubMed: 11387479 
- DOI: 10.1126/science.1059118
- Primary Citation of Related Structures:  
1GHQ - PubMed Abstract: 
Complement receptor 2 (CR2/CD21) is an important receptor that amplifies B lymphocyte activation by bridging the innate and adaptive immune systems. CR2 ligands include complement C3d and Epstein-Barr virus glycoprotein 350/220. We describe the x-ray str ...