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Crystal structure of the regulatory subunit of aspartate kinase from Thermus thermophilus (ligand free form)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2DT9 PDB ENTRY 2DT9
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5 293 1.6M sodium chloride, 0.1M Sodium citrate, pH 5.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.72 54.74
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 107.179 α = 90 b = 107.179 β = 90 c = 87.219 γ = 120
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 95 CCD ADSC QUANTUM 210 mirror 2006-06-01 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON PHOTON FACTORY BEAMLINE AR-NW12A 1.0000 Photon Factory AR-NW12A
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (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 2.98 46.41 99.8 0.092 0.092 21 2.9 22878 22878 67.7
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) 2.98 3.09 100 0.371 3.23 2.9
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 PDB ENTRY 2DT9 2.98 46.41 22878 22812 1151 99.6 0.244 0.244 0.2279 0.266 0.2744 RANDOM 56.1
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] -0.06 7.67 -0.06 0.12
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 26.7 c_improper_angle_d 1.76 c_angle_deg 1.4 c_bond_d 0.01
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6453 Nucleic Acid Atoms Solvent Atoms 79 Heterogen Atoms
Software Software Software Name Purpose CNS refinement HKL-2000 data collection HKL-2000 data reduction HKL-2000 data scaling MOLREP phasing