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Crystal structure of chorismate synthase from Acinetobacter baumannii at 2.6A resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4LJ2
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8 298 50mM Tris-HCl, 0.2M MgCl2, 20% PEG3350, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.3 46.42
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 108.739 α = 90 b = 73.192 β = 90 c = 90.118 γ = 90
Symmetry Space Group P 21 21 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 77 CCD MARRESEARCH 2013-10-10 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE BM14 0.97 ESRF BM14
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 2.6 32.37 94 22516 21001 55.6
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.6 2.7 99.5
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) 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 THROUGHOUT 4LJ2 2.61 32.37 22917 21001 1015 93.3 0.267 0.243 0.243 0.2593 0.279 0.2773 RANDOM 37.2
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] -11.86 4.49 7.37
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 28.7 c_scangle_it 4.41 c_scbond_it 4.01 c_mcangle_it 3.71 c_angle_deg 2.9 c_improper_angle_d 2.27 c_mcbond_it 2.21 c_bond_d 0.02
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4400 Nucleic Acid Atoms Solvent Atoms 168 Heterogen Atoms 32
Software Software Software Name Purpose HKL-2000 data collection AMoRE phasing CNS refinement MOSFLM data reduction SCALA data scaling