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HosA transcriptional regulator from enteropathogenic Escherichia coli O127:H6 (strain E2348/69) bound with 4-hydroxy benzoic acid - Conformation II at 2.33 angstrom resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 8PQ4 A chain used as template for molecular replacement
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 MICROBATCH 6.2 277.15 Sodium phosphate dibasic/ Potassium phosphate monobasic, Sodium chloride, PEG 200
Crystal Properties Matthews coefficient Solvent content 3.26 62.24
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 67.29 α = 90 b = 67.29 β = 90 c = 95.27 γ = 90
Symmetry Space Group P 43 2 2
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 MARMOSAIC 225 mm CCD 2023-09-13 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON RRCAT INDUS-2 BEAMLINE PX-BL21 0.978930 RRCAT INDUS-2 PX-BL21
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) 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 2.33 67.29 100 0.17 0.18 0.06 0.997 10.5 8.8 9878 33.527
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.33 2.41 1.524 1.621 0.545 0.543 1.5 8.5
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 FREE R-VALUE 2.33 67.29 1.35 9848 985 99.98 0.2364 0.2342 0.236 0.2534 0.255 Random selection 40.41
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 4.716 f_angle_d 0.397 f_chiral_restr 0.032 f_plane_restr 0.002 f_bond_d 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1051 Nucleic Acid Atoms Solvent Atoms 28 Heterogen Atoms 17
Software Software Software Name Purpose PHENIX refinement Aimless data scaling iMOSFLM data reduction PHASER phasing