1KKL:
reference: X-ray structure of a bifunctional protein kinase in complex with its protein substrate HPr., Fieulaine S, Morera S, Poncet S, Mijakovic I, Galinier A, Janin J, Deutscher J, Nessler S, Proc Natl Acad Sci U S A 2002 Oct 15;99(21):13437-41. PMID: 12359875

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