2OK5:
reference: Factor B structure provides insights into activation of the central protease of the complement system., Milder FJ, Gomes L, Schouten A, Janssen BJ, Huizinga EG, Romijn RA, Hemrika W, Roos A, Daha MR, Gros P, Nat Struct Mol Biol. 2007 Mar;14(3):224-8. Epub 2007 Feb 25. PMID: 17310251

This OCA Structure page
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