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Crystal structure of metallo-DNA duplex containing consecutive T-Hg(II)-T base pairs
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1BNA
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7 277 Sodium Cacodylate, Spermine tetrahydrochloride, 2-methyl-2,4-pentanediol, ammonium chloride, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 2.32 47.07
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 25.5 α = 90 b = 41.27 β = 90 c = 64.56 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 100 2011-10-16 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON PHOTON FACTORY BEAMLINE BL-1A 1.0 Photon Factory BL-1A
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 2.7 34.8 2064
Refinement Statistics Diffraction ID Structure Solution Method Starting model Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT 1BNA 2.7 34.77 2064 187 99.2 0.258 0.2564 0.267 0.2656 62.5829
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] -1.457 37.106 -35.65
RMS Deviations Key Refinement Restraint Deviation c_scbond_it 21.154 c_scangle_it 20.381 c_mcangle_it 20.215 c_angle_deg 1.16 c_bond_d 0.006 c_mcbond_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms Nucleic Acid Atoms 484 Solvent Atoms 14 Heterogen Atoms 2
Software Software Software Name Purpose CNS refinement PDB_EXTRACT data extraction CrystalClear data reduction CrystalClear data scaling PHENIX phasing