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COVALENT MODIFICATION OF GUANINE BASES IN DOUBLE STRANDED DNA: THE 1.2 ANGSTROMS Z-DNA STRUCTURE OF D(CGCGCG) IN THE PRESENCE OF CUCL2
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2DCG ZDF001
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION 7 pH 7.00, VAPOR DIFFUSION
Crystal Properties Matthews coefficient Solvent content 1.73 28.85
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 18.01 α = 90 b = 31.03 β = 90 c = 44.8 γ = 90
Symmetry Space Group P 21 21 21
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray DIFFRACTOMETER SYNTEX P2
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot 1 1.2 4107 2
Refinement Statistics Diffraction ID Structure Solution Method Starting model Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) Mean Isotropic B X-RAY DIFFRACTION ZDF001 1.2 4107 0.198 0.2484
Temperature Factor Modeling Anisotropic B[1][1] Anisotropic B[1][2] Anisotropic B[1][3] Anisotropic B[2][2] Anisotropic B[2][3] Anisotropic B[3][3]
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms Nucleic Acid Atoms 240 Solvent Atoms 66 Heterogen Atoms 7
Software Software Software Name Purpose NUCLSQ refinement