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THE STRUCTURE OF D(TGCGCA)2 AND A COMPARISON TO OTHER Z-DNA HEXAMERS
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1DCG MODIFIED NDB ENTRY ZDF002 (PDB ENTRY 1DCG)
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 6 pH 6.00
Crystal Properties Matthews coefficient Solvent content 2 38
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 21.162 α = 90 b = 28.67 β = 90 c = 44.335 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 120 IMAGE PLATE MARRESEARCH 1995-09-01 M
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SRS BEAMLINE PX9.6 SRS PX9.6
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (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 1.3 24 99.2 0.043 20 4 7024
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1.3 1.32 87.4 0.078 23.6 4
Refinement Statistics Diffraction ID Structure Solution Method Starting model Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT MODIFIED NDB ENTRY ZDF002 (PDB ENTRY 1DCG) 1.3 10 7005 7005 7005 0.12 0.117 0.2289 0.173
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]
Coordinate Error Structure Solution Method Refinement High Resolution Refinement Low Resolution 1 138 332
RMS Deviations Key Refinement Restraint Deviation s_approx_iso_adps 0.065 s_similar_adp_cmpnt 0.022 s_anti_bump_dis_restr 0.016 s_rigid_bond_adp_cmpnt 0.005 s_bond_d s_angle_d s_similar_dist s_from_restr_planes s_zero_chiral_vol s_non_zero_chiral_vol
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms Nucleic Acid Atoms 243 Solvent Atoms 78 Heterogen Atoms 14
Software Software Software Name Purpose AMoRE phasing SHELXL-96 refinement DENZO data reduction SCALEPACK data scaling