1Q6A:
reference: NMR structure of the KaiC-interacting C-terminal domain of KaiA, a circadian clock protein: implications for KaiA-KaiC interaction., Vakonakis I, Sun J, Wu T, Holzenburg A, Golden SS, LiWang AC, Proc Natl Acad Sci U S A 2004 Feb 10;101(6):1479-84. Epub 2004 Jan 28. PMID: 14749515

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