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Structure of the 4_601_167 Tetranucleosome
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1KX5 1KX5(NUCLEOSOME CORE PARTICLE)
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6.75 294 magnesium chloride, potassium chloride, potassium cacodylate, trisCl, pH 6.75, VAPOR DIFFUSION, SITTING DROP, temperature 294K
Crystal Properties Matthews coefficient Solvent content 2.9 57.2
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 127.675 α = 90 b = 168.445 β = 90 c = 237.126 γ = 90
Symmetry Space Group I 2 2 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 CCD MARRESEARCH Dynamically bendable mirror 2003-08-13 M SINGLE WAVELENGTH 2 1 x-ray CCD MARRESEARCH Dynamically bendable mirror 2003-08-22 M SINGLE WAVELENGTH 3 1 x-ray CCD MARRESEARCH Dynamically bendable mirror 2003-10-03 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SLS BEAMLINE X06SA 0.96980 SLS X06SA 2 SYNCHROTRON SLS BEAMLINE X06SA 1.000030 SLS X06SA 3 SYNCHROTRON SLS BEAMLINE X06SA 0.850030 SLS X06SA
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Sym 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 1,2,3 9 50 97 0.072 17.28 5.7 1994 1994
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1,2,3 9 10 97.4 0.087 12.55 4.2 542
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 (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT 1KX5(NUCLEOSOME CORE PARTICLE) 9 50 1992 1992 97 0.386 0.386 0.3884 0.3173
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 12630 Nucleic Acid Atoms 14221 Solvent Atoms Heterogen Atoms
Software Software Software Name Purpose BEAST model building REFMAC refinement BEAST phasing