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Structure of histone H3/H4 in complex with Spt2
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1AOI
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION 7.5 293 0.02 M NaCl, 0.2 M HEPES 7.5, 1.5 M ammonium sulfate
Crystal Properties Matthews coefficient Solvent content 2.97 58.57
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 121.205 α = 90 b = 121.205 β = 90 c = 118.503 γ = 90
Symmetry Space Group P 43 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 ADSC QUANTUM 315 2013-04-04 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 24-ID-E 0.9798 APS 24-ID-E
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 3.3 121.2 99 0.093 21.6 10.2 13876
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 3.3 3.36 82.4 1.1 10.5
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation 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) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 1AOI 3.3 121.2 10802 565 82.38 0.23282 0.22994 0.2318 0.29025 0.2927 RANDOM 54.348
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] 0.71 0.71 -1.41
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.256 r_dihedral_angle_3_deg 18.112 r_dihedral_angle_4_deg 16.78 r_long_range_B_refined 10.661 r_long_range_B_other 10.643 r_dihedral_angle_1_deg 7.73 r_scangle_other 7.519 r_mcangle_it 6.709 r_mcangle_other 6.709 r_scbond_other 4.438
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.256 r_dihedral_angle_3_deg 18.112 r_dihedral_angle_4_deg 16.78 r_long_range_B_refined 10.661 r_long_range_B_other 10.643 r_dihedral_angle_1_deg 7.73 r_scangle_other 7.519 r_mcangle_it 6.709 r_mcangle_other 6.709 r_scbond_other 4.438 r_scbond_it 4.434 r_mcbond_it 4.093 r_mcbond_other 4.076 r_angle_refined_deg 1.76 r_angle_other_deg 1.104 r_chiral_restr 0.095 r_bond_refined_d 0.014 r_gen_planes_refined 0.006 r_bond_other_d 0.002 r_gen_planes_other 0.002 r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_scangle_it r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2817 Nucleic Acid Atoms Solvent Atoms 9 Heterogen Atoms 5
Software Software Software Name Purpose REFMAC refinement PHASER phasing HKL-2000 data scaling Coot model building HKL-2000 data reduction