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Crystal structure of nucleotide-free human Hsp70 NBD double mutant E268Q+R272K.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3ATV
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.5 293 25 % PEG-3350 W/V, 0.1 M HEPES
Crystal Properties Matthews coefficient Solvent content 2.16 43.2
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 45.85 α = 90 b = 83.348 β = 90 c = 98.889 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 100 PIXEL DECTRIS PILATUS 2M 2014-05-08 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID23-2 0.8726 ESRF ID23-2
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 2.1 42.52 99.5 0.189 6.8 5.2 22618
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 2.1 2.17 95.1 0.753 2 5.1
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation 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) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 3ATV 2.1 42.52 1.34 22564 1999 99.5 0.22 0.216 0.2189 0.261 0.2603 Random selection
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 12.966 f_angle_d 0.789 f_chiral_restr 0.028 f_bond_d 0.005 f_plane_restr 0.003
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2878 Nucleic Acid Atoms Solvent Atoms 53 Heterogen Atoms 19
Software Software Software Name Purpose PHENIX refinement Coot model building MOLREP phasing Aimless data scaling XDS data reduction