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Crystal structure of the chloride inhibited dihydrodipicolinate synthase from Acinetobacter baumannii complexed with pyruvate at 1.8 A resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3PUD
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.6 298 0.2M MgCl2, PEG 3350, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.36 47.88
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 51.251 α = 90 b = 122.266 β = 116.31 c = 52.564 γ = 90
Symmetry Space Group P 1 21 1
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 Mirror 2011-02-13 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) R Sym 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 1.8 50 100 0.091 23.1 53625 53625 15.5
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.8 1.83 100 0.539 3.9
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 (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 3PUD 1.8 47.12 53625 50757 2721 99.73 0.15016 0.14809 0.1486 0.18824 0.1874 RANDOM 17.198
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] 1.18 -0.08 -0.97 -0.28
RMS Deviations Key Refinement Restraint Deviation r_scangle_it 6.489 r_scbond_it 3.945 r_mcangle_it 2.101 r_mcbond_it 1.297
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4390 Nucleic Acid Atoms Solvent Atoms 603 Heterogen Atoms 82
Software Software Software Name Purpose HKL-2000 data collection AMoRE phasing REFMAC refinement DENZO data reduction SCALEPACK data scaling