US20060228299A1
University of Texas System
1 . A construct comprising an antibody Fc region operatively attached to two β2-glycoprotein I (β2GPI) polypeptides, wherein said β2GPI polypeptides each comprise at least domain V of β2GPI and wherein said β2GPI polypeptides form a dimer when attached to said Fc region. 2 . The construct of claim 1