Zehra Sayers



Zehra Sayers
Tel: 0 - 216 - 4839509
E- Mail: zehra@sabanciuniv.edu


Publications
Articles

(1) Z. Sayers, A. M. Roberts and L. H. Bannister (1979). Random Walk Analysis and Galvanotaxis of A. proteus. Acta Protozool. 18, 313-325.

(2) Z. Sayers (1980). Motile Behaviour of A. proteus Under Different Ionic Conditions. Acta Protozool. 19, 121-128.

(3) K. M. Meek, G. F. Elliott, Z. Sayers, S. B. Whitburn and M. H. J. Koch (1981). Interpretation of the Meridional X-ray Diffraction Pattern from Collagen Fibrils in Corneal Stroma. J. Mol. Biol. 149, 477-488.

(4) K. M. Meek, G. F. Elliott, Z. Sayers and S. B. Whitburn (1981). The Distribution of Electron Density in Corneal Collagen Fibrils. Current Eye Res. 1, 281-284.

(5) G. F. Elliott, Z. Sayers and P. Timmins (1982). Neutron Diffraction Studies of the Corneal Stroma. J. Mol. Biol. 155, 389-393.

(6) Z. Sayers, M. H. J. Koch, S. B. Whitburn, K. M. Meek, G. F. Elliott and A. Harmsen (1982). Synchrotron X-ray Diffraction Study of the Structure of the Corneal Stroma. J. Mol. Biol. 160, 593-607.

(7) A. Bigi, M. H. J. Koch, P. P Purslow, A. Ripamonti, N. Roveri and Z. Sayers (1985). Structural Organization of Collagen in Metridium senile. Int. J. Macromol. 7, 19-24.

(8) Z. Sayers, M. H. J. Koch, J. Bordas and U. Lindberg (1985). Time Resolved X-ray Scattering Study of Actin Polymerization from Profilactin. Eur. Biophys. J. 13, 99-108.

(9) M. H. J. Koch, M. C. Vega, Z. Sayers and A. M. Michon (1987). The Superstructure of Chromatin and its Condensation Mechanism III: Effect of Monovalent and Divalent Cations X-ray Solution Scattering and Hydrodynamic Studies. Eur. Biophys. J. 14, 307-319.

(10) M. H. J. Koch, Z. Sayers, M. C. Vega and A. M. Michon (1987). The Superstructure of Chromatin and its Condensation Mechanism IV: Enzymatic Digestion, Thermal Denaturation, Effect of Netropsin and Distamycin. Eur. Biophys. J. 15, 133-140.

(11) M. H. J. Koch, E. Dorrington, R. Kläring, A. M. Michon, Z. Sayers, R. Marquet and C. Houssier (1988). Electric Field X-ray Scattering Measurements on Tobacco Mosaic Virus. Science 240, 194-196.

(12) M. H. J. Koch, Z. Sayers, A. M. Michon, R. Marquet, C. Houssier and J. Willführ (1988). The Superstructure of Chromatin and its Condensation Mechanism V: Effect of Linker Length, Condensation by Multivalent Cations, Solubility and Electric Dichroism Properties. Eur. Biophys. J. 16, 177-185.

(13) M. H. J. Koch, Z. Sayers, A. M. Michon, P. Sicre, R. Marquet and C. Houssier (1989). The Superstructure of Chromatin and its Condensation Mechanism VI: Electric Dichroism and Model Calculations. Eur. Biophys. J. 17, 245-255.

(14) Z. Sayers, A. M. Michon, P. Sicre and M. H. J. Koch (1990). Structure and Assembly of Calf Hoof Keratin Filaments. J. Struct. Biol. 103, 212-224.

(15) Z. Sayers, P. Brouillon, C. Vorgias and M. H. J. Koch (1993). Cloning and Expression of Saccharomyces cerevisiae Copper-Metallothionein in Escherichia coli and Characterization of the Recombinant Protein. Eur. J. Biochem. 212, 521-528.

(16) M. Bektas, R. Nurten, Z. Gurel, Z. Sayers and E. Bermek (1994). Interactions of Eukaryotic Elongation Factor 2 with Actin: A Possible Link Between Protein Synthetic Machinery and Cytoskeleton. FEBS Lett. 356, 89-93.

(17) M. H. J. Koch, Z. Sayers, P. Sicre and D. Svergun (1995). A Synchrotron Radiation Electric Field X-ray Solution Scattering Study of DNA at Very Low Ionic Strength. Macromolecules 28, 4904-4907.

(18) G. Scholl, F. Dauvergne, A. Gabriel, M. Hütsch, M. Marmotti, Z. Sayers, S. Stuhrmann, J. Thomas, C. Trame and H. B. Stuhrmann (1995). Scattering of Soft X-rays in Small-angle Scattering and in Single Crystal Diffraction. Nucl. Instr. and Meth. in Phys. Res. B 97, 303-307.

(19)  D.  I. Svergun, S. Richard, M. H. J. Koch, Z. Sayers, S. Kuprin and G. Zaccai (1998) Protein hydration in solution: experimental observation by X-ray and neutron  scattering. Proc. Nat. Acad. Sci. 95, 2267-2272.

(20) Bilgin, N., Ehrenberg, M., Ebel, C., Zaccai, G., Sayers, Z., Koch, M. H. J., Svergun, D. I., Barberato, C., Volkov, V., Nissen, P. and Nyborg, J. (1998). Solution structure of the ternary complex between aminoacyl-tRNA, elongation factor Tu and guanosine triphosphate. Biochemistry 37(22), 8163-8172.

(21) Bektas, M., Nurten, R., Sayers, Z. and  Bermek, B. (1998). Interactions of Elongation Factor with Cytoskeleton: Interference with DNase I in Binding to Actin. European Journal of Biochemistry 256, 142-147.

(22) Sayers, Z., Brouillon, P., Svergun, D.I., Zielenkiewicz, P. and Koch, M.H.J. (1999). Biochemical and Structural Characterization of Recombinant Copper-Metallothionein from Saccharomyces Cerevisiae. Eur. J. Biochem. 262, 858-865

(23) Barone, G., Koch, M. H. J., Sayers, Z. and Svergun, D. I. (1999) The influence of ionic strength on native DNA aqueous solutions: a synchrotron radiation X-ray scattering study. J.  Synchr. Rad. 6, 1031-1034.

(24) Sayers, Z., Sagi, I. And Vlassi, M. (2001) Sesame Workshop/School on Bioinformatics and Structural Modelling. SRN. 14(6): 24-25.

Chapters in books
(1) M. H. J. Koch and Z. Sayers (1987). Chromatin, Solution Scattering and Perception. In A. Bianconi and A. Congiu Castellano, eds., Biophysics and Synchrotron Radiation. Springer series in Biophysics 2. Berlin: Springer Verlag, pp. 273-279.

(2) Z. Sayers (1988). Synchrotron X-ray Scattering Studies of the Chromatin Fibre Structure. In E. Mandelkow ed., Topics in Current Chemistry. Heidelberg:Springer Verlag, pp. 203-232.

(3) Z. Sayers, A. M. Michon and M. H. J. Koch (1989). Structure and Assembly of Calf Hoof Keratin Filaments. In U. Aebi and J. Engel, eds., Cytoskeletal and Extracellular Proteins. Berlin: Springer Verlag, pp. 27-32.

(4) Sayers, Z. (1998) X-ray scattering and diffraction methods in structural analysis of proteins. In "Structural methods" Eds. B. Kan and F. Severcan, TUBITAK press.




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