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Structure of Citrate Synthase(CitA) in Mycobacterium Tuberculosis
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model Other CitA
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 289 0.02 M magnesium chloride, 0.1 M HEPES pH 7.5, and 22 % w/v poly(acrylic acid sodium salt) 5100, 0.1 M barium chloride
Crystal Properties Matthews coefficient Solvent content 2.76 55.39
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 75.33 α = 90 b = 121.033 β = 94.73 c = 99.584 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 100 CCD RAYONIX MX-300 2012-11-29 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 21-ID-G 0.9786 APS 21-ID-G
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 2.4 43.06 94.26 0.1686 0.2 0.1063 0.982 6.93 3.5 65711
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 2.4 2.486 99.77 1.057 1.233 0.6311 0.681 3.8
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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 2.4 43.06 1.35 65574 1521 94.28 0.2209 0.2197 0.2198 0.2751 0.2754
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 4.316 f_angle_d 0.443 f_chiral_restr 0.036 f_plane_restr 0.005 f_bond_d 0.002
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 10921 Nucleic Acid Atoms Solvent Atoms 218 Heterogen Atoms 89
Software Software Software Name Purpose PHENIX refinement HKL-2000 data scaling HKL-2000 data reduction PHENIX phasing