1PK6: Globular Head Of The Complement System Protein C1q
reference: The crystal structure of the globular head of complement protein C1q provides a basis for its versatile recognition properties., Gaboriaud C, Juanhuix J, Gruez A, Lacroix M, Darnault C, Pignol D, Verger D, Fontecilla-Camps JC, Arlaud GJ, J Biol Chem 2003 Nov 21;278(47):46974-82. Epub 2003 Sep 5. PMID: 12960167

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