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A novel route to product specificity in the Suv4-20 family of histone H4K20 methyltransferases
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4AU7 PDB ENTRY 4AU7
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 7.5 0.1M HEPES, 10 % PEG 10K, pH 7.5
Crystal Properties Matthews coefficient Solvent content 2.44 49.55
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 46.31 α = 90 b = 50.01 β = 92.82 c = 129.4 γ = 90
Symmetry Space Group P 1 21 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 77 PIXEL DECTRIS PILATUS 2M 2013-05-30 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I04-1 Diamond I04-1
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 2.2 46.6 90.9 0.09 13 6.2 28977 2 26.26
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 2.17 2.24 90.2 0.4 4.1 6
Refinement Statistics Diffraction ID Structure Solution Method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) 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 PDB ENTRY 4AU7 2.166 46.64 1.34 28969 1460 90.91 0.2012 0.198 0.1993 0.2594 0.2581 30.2
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]
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 16.88 f_angle_d 1.113 f_chiral_restr 0.081 f_bond_d 0.007 f_plane_restr 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3735 Nucleic Acid Atoms Solvent Atoms 198 Heterogen Atoms 62
Software Software Software Name Purpose PHENIX refinement MOSFLM data reduction SCALA data scaling PHASER phasing