We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleStructures of complement component C3 provide insights into the function and evolution of immunity.AuthorsJanssen BJ; Huizinga EG; Raaijmakers HC; Roos A; Daha MR; Nilsson-Ekdahl K; Nilsson B; Gros PPublicationNature, 2005, Vol 437, Issue 7058, p505ISSN1476-4687Publication typearticleDOI10.1038/nature04005