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Crystal structure of citrate synthase from Thermus thermophilus HB8
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1IOM
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.8 293 lithium sulfate, sodium citrate, pH 5.8, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.41 48.89
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 80.01 α = 90 b = 110.63 β = 90 c = 184.382 γ = 90
Symmetry Space Group P 21 21 21
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 MARRESEARCH 2001-01-28 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SPRING-8 BEAMLINE BL41XU 1.0 SPring-8 BL41XU
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 2.3 24.12 90.7 0.079 7.8 73387 66309 3 18.1
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.3 2.44 76.7 0.217 0.217 3.4 8.2 8335
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 Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 1IOM 2.3 14.79 73387 66309 6728 90.7 0.179 0.179 0.177 0.1828 0.217 RANDOM 26.9
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] 1.14 -3.95 2.81
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 19.8 c_scangle_it 3.19 c_scbond_it 2.31 c_mcangle_it 1.87 c_mcbond_it 1.22 c_improper_angle_d 1.1 c_angle_deg 1 c_bond_d 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 11617 Nucleic Acid Atoms Solvent Atoms 517 Heterogen Atoms 318
Software Software Software Name Purpose MOSFLM data reduction SCALA data scaling CNS refinement CCP4 data scaling CNS phasing