- Binding of complement factor H to endothelial cells is mediated by the carboxy-terminal glycosaminoglycan binding site. Jokiranta, T.S., Cheng, Z.Z., Seeberger, H., Jòzsi, M., Heinen, S., Noris, M., Remuzzi, G., Ormsby, R., Gordon, D.L., Meri, S., Hellwage, J., Zipfel, P.F. Am. J. Pathol. (2005)