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0.95A Resolution Structure of a Histidine Triad Protein from Clostridium difficile
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 4.5 298 25% PEG3350, 100mM Na Acetate, pH 4.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.07 40.5
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 38.065 α = 90 b = 65.848 β = 90 c = 89.041 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 110 CCD MARMOSAIC 300 mm CCD bimorph KB mirrors 2011-07-09 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 21-ID-D 0.88567 APS 21-ID-D
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 0.95 30 99.3 0.053 27.1 5.8 140927 139941 1.5 2.2 11.15
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 0.95 0.98 93.5 0.486 2.2 3.5 13024
Refinement Statistics Diffraction ID Structure Solution Method Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (All) Number Reflections (Observed) 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 0.95 30 1.34 141350 139838 6995 98.9 0.1373 0.1371 0.1363 0.1362 0.1524 0.1526 random 17.3
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 13.167 f_angle_d 1.577 f_chiral_restr 0.096 f_bond_d 0.01 f_plane_restr 0.008
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1851 Nucleic Acid Atoms Solvent Atoms 345 Heterogen Atoms 52
Software Software Software Name Purpose PHENIX refinement PDB_EXTRACT data extraction BLU-MAX data collection HKL-2000 data reduction HKL-2000 data scaling PHENIX phasing