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  1. Analysis of KaiA-KaiC protein interactions in the cyano-bacterial circadian clock using hybrid structural methods. Pattanayek R, Williams DR, Pattanayek S, Xu Y, Mori T, Johnson CH, Stewart PL, Egli M (2006) EMBO J 25(9): 2017-28
    › Primary publication · 16628225 (PubMed) · PMC1456936 (PubMed Central)
  2. Testing the adaptive value of circadian systems. Johnson CH (2005) Methods Enzymol : 818-37
    › Primary publication · 15817326 (PubMed)
  3. Visualizing a circadian clock protein: crystal structure of KaiC and functional insights. Pattanayek R, Wang J, Mori T, Xu Y, Johnson CH, Egli M (2004) Mol Cell 15(3): 375-88
    › Primary publication · 15304218 (PubMed)
  4. The adaptive value of circadian clocks: an experimental assessment in cyanobacteria. Woelfle MA, Ouyang Y, Phanvijhitsiri K, Johnson CH (2004) Curr Biol 14(16): 1481-6
    › Primary publication · 15324665 (PubMed)
  5. Precise circadian clocks in prokaryotic cyanobacteria. Johnson CH (2004) Curr Issues Mol Biol 6(2): 103-10
    › Primary publication · 15119821 (PubMed)
  6. Identification of key phosphorylation sites in the circadian clock protein KaiC by crystallographic and mutagenetic analyses. Xu Y, Mori T, Pattanayek R, Pattanayek S, Egli M, Johnson CH (2004) Proc Natl Acad Sci U S A 101(38): 13933-8
    › Primary publication · 15347809 (PubMed) · PMC518856 (PubMed Central)
  7. Global orchestration of gene expression by the biological clock of cyanobacteria. Johnson CH (2004) Genome Biol 5(4): 217
    › Primary publication · 15059250 (PubMed) · PMC395776 (PubMed Central)
  8. Regulation of the PAI-1 promoter by circadian clock components: differential activation by BMAL1 and BMAL2. Schoenhard JA, Smith LH, Painter CA, Eren M, Johnson CH, Vaughan DE (2003) J Mol Cell Cardiol 35(5): 473-81
    › Primary publication · 12738229 (PubMed)
  9. Entrainment of circadian programs. Johnson CH, Elliott JA, Foster R (2003) Chronobiol Int 20(5): 741-74
    › Primary publication · 14535352 (PubMed)
  10. Cyanobacterial circadian clockwork: roles of KaiA, KaiB and the kaiBC promoter in regulating KaiC. Xu Y, Mori T, Johnson CH (2003) EMBO J 22(9): 2117-26
    › Primary publication · 12727878 (PubMed) · PMC156062 (PubMed Central)