Journal of Biological Chemistry287(13),10210–10222(2012); DOI10.1074/jbc.M111.327809; primary full text pmc.ncbi.nlm.nih.gov/articles/PMC3323040/ . Introduction and Results: C6 plasma glycoprotein, terminal-complex stoichiometry and full-length C6 crystal structure; proposed assembly model distinguished from directly determined structure. Full primary byline Alexander E.Aleshin verified.