New structural motifs on the chymotrypsin fold and their potential roles in complement factor B.
Jing, H., Xu, Y., Carson, M., Moore, D., Macon, K.J., Volanakis, J.E., Narayana, S.V.(2000) EMBO J. 19: 164-173
- PubMed: 10637221 
- DOI: 10.1093/emboj/19.2.164
- PubMed Abstract: 
Factor B and C2 are two central enzymes for complement activation. They are multidomain serine proteases and require cofactor binding for full expression of proteolytic activities. We present a 2.1 A crystal structure of the serine protease domain of ...