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Symmetric Dimethylation of H3 Arginine 2 is a Novel Histone Mark that Supports Euchromatin Maintenance
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2H13 PDB ENTRY 2H13
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 7.5 0.1 M HEPES PH 7.5; 60 MM AMMONIUM SULPHATE; 30% PEG 3350
Crystal Properties Matthews coefficient Solvent content 2.09 41
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 52.6 α = 90 b = 46.8 β = 104.33 c = 65 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 100 CCD ADSC CCD 2008-01-28 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID14-1 ESRF ID14-1
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 1.9 30 98 0.01 11.6 3.6 23998 3 5.2
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 1.9 1.97 90 0.03 3.4 2.6
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 PDB ENTRY 2H13 1.9 28.31 22754 1109 93.3 0.184 0.184 0.1799 0.222 0.2231 RANDOM 16.4
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] 1.94 1.33 0.95 -2.89
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 26.6 c_angle_deg 1.8 c_improper_angle_d 1.08 c_bond_d 0.016 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 26.6 c_angle_deg 1.8 c_improper_angle_d 1.08 c_bond_d 0.016 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot c_mcbond_it c_mcangle_it c_scbond_it c_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2401 Nucleic Acid Atoms Solvent Atoms 244 Heterogen Atoms
Software Software Software Name Purpose CNS refinement HKL-2000 data reduction SCALEPACK data scaling PHASER phasing