3KU2:
reference: Structures of apicomplexan calcium-dependent protein kinases reveal mechanism of activation by calcium., Wernimont AK, Artz JD, Finerty P Jr, Lin YH, Amani M, Allali-Hassani A, Senisterra G, Vedadi M, Tempel W, Mackenzie F, Chau I, Lourido S, Sibley LD, Hui R, Nat Struct Mol Biol. 2010 May;17(5):596-601. Epub 2010 May 2. PMID: 20436473

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