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CRYSTAL STRUCTURE OF THE HISTONE HMFA FROM METHANOTHERMUS FERVIDUS
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model Other NMR MODEL OF HMFB
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 6.5 CRYSTALLISATION IN HANGING DROP RESERVOIR: 2.6 M (NH4)2SO4 PROTEIN WAS MIXED 1
TO 1 WITH RESERVOIR SOLUTION, pH 6.5
Crystal Properties Matthews coefficient Solvent content 2.03 39.28
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 33.72 α = 90 b = 52.58 β = 90 c = 67.5 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 293 IMAGE PLATE MARRESEARCH 1995-09-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X31 EMBL/DESY, HAMBURG X31
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 1.48 11 99.1 5.7 2.9 3.8 77006
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) 1.48 1.53 100 25.6 2.9 3.4
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) 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 NMR MODEL OF HMFB 1.48 11 20400 1044 99 0.193 0.188 0.184 0.266 0.2323 RANDOM
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 s_from_restr_planes 0.054 s_angle_d 0.028 s_bond_d 0.01 s_similar_dist s_zero_chiral_vol s_non_zero_chiral_vol s_anti_bump_dis_restr s_rigid_bond_adp_cmpnt s_similar_adp_cmpnt s_approx_iso_adps
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1002 Nucleic Acid Atoms Solvent Atoms 77 Heterogen Atoms 5
Software Software Software Name Purpose AMoRE phasing SHELXL-97 refinement DENZO data reduction CCP4 data scaling SCALA data scaling CCP4 phasing