Recent Publications
Tan, D., Johnson, D. A., Wu, W., Zeng, W., Chen, Y. H., Vonderhaar, B. K., & Walker, A. W. 2005 Prolactin (PRL) and S179D PRL-initiated Bioluminescence Resonance Energy Transfer Between Homo- and Hetero-pairs of Long and Short Human Prolactin Receptors in Living Human Cells. Molecular Endocrinology (in press).
Yang, S., Rogers, K. M., and Johnson, D. A. 2005 MgATP-induced conformational change of the catalytic subunit of cAMP-dependent protein kinase. Biophysical Chemistry 113, 93-99.
Boyd, A. E., Dunlop, C. S., Marnett, A. B., Wong, L., Taylor, P., and Johnson, D. A. 2004 Nanosecond Dynamics of the Mouse Acetylcholinesterase near the Active-Site Gorge, J. Biol. Chem. 279: 26612-26618.
Zawadzki, K. M., Chia-Pin Pan, C.-P., Johnson, D.A. Barkley, M.D., Taylor, S.S. 2003 Endogenous Tryptophan Residues of cAPK Regulatory Subunit Type IIβ Reveal Local Variations in Chemical Environments and Dynamic States, 2003 Proteins: Structure, Function and Genetics 51: 552-561.
Shi, J., Tai, K., McCammon, J.A., Taylor, P., and Johnson, D. A. 2003 Nanosecond Dynamics of the Mouse Acetylcholinesterase Cys69-Cys96 Omega Loop, 2003 J. Biol. Chem. 33: 30905-30911.
Li, F., Gangal, M., Juliano, C., Gorfain, E., Taylor, S.S. & Johnson, D.A. 2002. Evidence for an internal entropy contribution to phosphoryl transfer: a study of domain closure, backbone flexibility, and the catalytic cycle of cAMP-dependent protein kinase. J. Mol. Biol. 315: 459-469.
Johnson, D.A., Akamine, P., Radzio-Andzelm, E., Madhusudan, M. & Taylor S.S. 2001. Dynamics of cAMP-Dependent Protein Kinase. Chem. Rev. 101: 2243-2270.
Li, F., Gangal, M., Jones, J.M., Deich, J., Lovett, K.E., Taylor, S.S. & Johnson, D.A. 2000. Consequences of cAMP and Catalytic-Subunit Binding on the Flexibility of the A-Kinase Regulatory Subunit. Biochemistry 39: 15626-15632.
Garzon-Rodriguez, W., Vega, A., Sepulveda-Becerra, M., Milton, S., Johnson, D.A., Yatsmirsky, A.K. & Glabe, G. 2000. A Conformation Change in the Carboxyl-terminus of Alzheimer's Ab(1-40) Accompanies the Transition from Dimer to Fibril as Revealed by Fluorescence Quenching Analysis. J. Biol. Chem. 275: 22645-22649.
Gangal, M., Clifford, T., Deich, J., Cheng, X., Taylor, S.S. & Johnson, D.A. 1999. Mobilization of the A-Kinase through an Isoform-Specific Intermolecular Switch. PNAS 96, 12394-12399.
Johnson, D. A., Nguyen, B., Bohorquez, A. F., & Valenzuela, C. F. 1999. Paramagnetic Fluorescence Quenching in a Model Membrane: A Consideration of Lifetime and Temperature. Biophysical Chemistry, 77, 1-9.
Hauer, J. A. Taylor, S. S., & Johnson, D.A. 1999. Binding-Dependent Disorder-Order Transition in PKI-alpha: A Fluorescence Anisotropy Study. Biochemistry, 38, 6774-6780.
Gangal, M., Cox, S., Lew, J., Clifford, T., Garrod, S. M., Aschbaher, M.,Taylor, S. S., and Johnson, D. A. 1998. Backbone Flexibility of Five Sites on the Catalytic Subunit of cAMP-Dependent Protein Kinase in the Open and Closed Conformations. Biochemistry 37, 13728-13735.
Johnson, D. A. and Ayres, S. 1996. Quinacrine noncompetitive inhibitor binding site localized on the nicotinic acetylcholine receptor in the open state. Biochemistry 35, 6330-6336.
Yang, S., Fletcher, W. H., and Johnson, D. A., 1995. Regulation of cAMP-dependent protein kinase: Enzyme activation without dissociation. Biochemistry 34, 6267-6271.
Johnson, D.A. and Nuss, J., 1994. The phencyclidine-sensitive ethidium binding site is located outside the transmembrane domain of the nicotinic acetylcholine receptor: a fluorescence study. Biochemistry 33, 9070-9077.
Valenzuela, C. F., Dowling, A. J., Arias, H.R., and Johnson, D.A., 1994. Antibody-induced conformational changes in the Torpedo acetylcholine receptor: a fluorescence study. Biochemistry 33, 6586-6594.
Valenzuela, C. F., Wiegn, P., Yguerabide, J., and Johnson, D.A. 1994. Transverse distance between the agonist binding sites and the membrane on the Torpedo acetylcholine receptor: a fluorescence study. Biophys. J. 66, 674-682.
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