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The structure of the Helicobacter pylori ferric uptake regulator Fur reveals three functional metal binding sites
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model Other ZN-SAD MODEL AT 2.15A
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 7.4 HPFUR2M PRE-LOADED WITH ZINC (2 EQ) AT 30 MG/ML WAS CRYSTALLIZED FROM 20% PEG 3350, 100 MM NA CITRATE, pH 7.4
Crystal Properties Matthews coefficient Solvent content 2.34 45.76
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 48.15 α = 83.32 b = 48.29 β = 77.82 c = 72.25 γ = 87.65
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 QUANTUM 315 TOROIDAL MIRROR 2009-06-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID29 ESRF ID29
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 1.85 47.96 95.2 0.1 4.5 4.1 51362 6 23.58
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 1.85 1.95 94.8 0.39 1.8 4.1
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 ZN-SAD MODEL AT 2.15A 1.85 35.097 1.96 99642 5032 92.4 0.1999 0.1981 0.192 0.2339 0.2293 35.66
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] 5.3609 3.9897 -2.2187 4.5069 -2.4059 -9.8678
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 17.233 f_angle_d 0.87 f_chiral_restr 0.061 f_bond_d 0.005 f_plane_restr 0.003
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4780 Nucleic Acid Atoms Solvent Atoms 377 Heterogen Atoms 25
Software Software Software Name Purpose PHENIX refinement MOSFLM data reduction SCALA data scaling PHASER phasing