Research Topics
Genomes and Genes | John LeeSummaryAffiliation: Genentech Inc Country: USA Publications
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Publications
Process outgrowth in oligodendrocytes is mediated by CNP, a novel microtubule assembly myelin proteinJohn Lee
Department of Biochemistry, McGill University, Montreal, Quebec, Canada
J Cell Biol 170:661-73. 2005..Accordingly, cultured OLs from CNP-deficient mice extend smaller outgrowths with less arborized processes. We propose that CNP is an important component of the cytoskeletal machinery that directs process outgrowth in OLs...
Mitochondrial localization of CNP2 is regulated by phosphorylation of the N-terminal targeting signal by PKC: implications of a mitochondrial function for CNP2 in glial and non-glial cellsJohn Lee
Department of Biochemistry, McGill University, Montreal, Quebec, Canada H3G 1Y6
Mol Cell Neurosci 31:446-62. 2006..Our results point to a broader biological role for CNP2 in mitochondria that is likely to be different from its specific role in the cytoplasm, along with CNP1, during myelination...
Structural evidence that brain cyclic nucleotide phosphodiesterase is a member of the 2H phosphodiesterase superfamilyGuennadi Kozlov
Department of Biochemistry, McGill University, Montreal, Quebec H3G 1Y6, Canada
J Biol Chem 278:46021-8. 2003..NMR titrations of the CNP catalytic domain with inhibitors and kinetic studies of site-directed mutants reveal a protein conformational change that occurs upon binding...
Disruption of Cnp1 uncouples oligodendroglial functions in axonal support and myelinationCorinna Lappe-Siefke
Department of Neurogenetics, Max Planck Institute of Experimental Medicine, D 37075 Goettingen, Germany
Nat Genet 33:366-74. 2003..Oligodendrocyte dysfunction, such as that in multiple sclerosis lesions, may suffice to cause secondary axonal loss...
Assignment of the 1H, 13C and 15N resonances of the catalytic domain of the rat 2',3'-cyclic nucleotide 3'-phosphodiesteraseGuennadi Kozlov
J Biomol NMR 22:99-100. 2002
Determination of tumour hypoxia with the PET tracer [18F]EF3: improvement of the tumour-to-background ratio in a mouse tumour modelNicolas Christian
Center for Molecular Imaging and Experimental Radiotherapy, Universite Catholique de Louvain, Av Hippocrate, 10, Brussels, 1200, Brussels, Belgium
Eur J Nucl Med Mol Imaging 34:1348-54. 2007....
All three Ca2+-binding loops of photoproteins bind calcium ions: the crystal structures of calcium-loaded apo-aequorin and apo-obelinLu Deng
Department of Biochemistry and Molecular Biology, University of Georgia, Athens, GA 30602, USA
Protein Sci 14:663-75. 2005..It is suggested that these photoproteins to sense Ca2+ concentration transients and to produce their bioluminescence response on the millisecond timescale. A mechanism of intrastructural transmission of the calcium signal is proposed...
Preparation and X-ray crystallographic analysis of the Ca2+-discharged photoprotein obelinLu Deng
Department of Chemistry, University of Georgia, Athens, GA 30602, USA
Acta Crystallogr D Biol Crystallogr 60:512-4. 2004..Systematic absences indicate that the space group is either P4(3)2(1)2 or P4(1)2(1)2. The unit-cell parameters are a = b = 53.4, c = 144.0 A. The crystals diffract to 1.9 A resolution...
Atomic resolution structure of obelin: soaking with calcium enhances electron density of the second oxygen atom substituted at the C2-position of coelenterazineZhi-Jie Liu
Department of Biochemistry and Molecular Biology, University of Georgia, Athens, GA 30602, USA
Biochem Biophys Res Commun 311:433-9. 2003....
Ursodeoxycholic acid diminishes Fas-ligand-induced apoptosis in mouse hepatocytesFrancesco Azzaroli
Liver Center, Department of Internal Medicine and Immunology, Yale University School of Medicine, 333 Cedar Street, New Haven, CT 06520-8019, USA
Hepatology 36:49-54. 2002..This protective effect is not associated with reductions in Fas trimerization, but may be related to a direct effect on the mitochondrial membrane...
Crystal structure of coelenterazine-binding protein from Renilla muelleri at 1.7 A: why it is not a calcium-regulated photoproteinGalina A Stepanyuk
Department of Biochemistry and Molecular Biology, University of Georgia, Athens, GA 30602, USA
Photochem Photobiol Sci 7:442-7. 2008..The different amino acid environments and hydrogen bond interactions within the binding cavity, are proposed to account for the different properties of the two classes of proteins...
