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PUTATIVE GLUR0 LIGAND BINDING CORE WITH L-GLUTAMATE
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1US4 PDB ENTRY 1US4
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 MICROBATCH 5 291 MICROBATCH METHOD UNDER OIL WAS USED. 20 MG/ML OF PROTEIN SOLUTION WAS MIXED WITH 22.5% PEG4000, 1M LITHIUM CHLORIDE AND 0.1M SODIUM CITRATE PH 5. THE CRYSTALLIZATION TEMPERATURE WAS 291 K. THE CRYSTALS IN FORM OF PARALLELEPIPEDS WERE GROWN TO 0.03X0.03X0.15 MM WITHIN ONE MONTH. CRYOPROTECTANT CONTAINED 25% PEG4000, 18% ETHYLENE GLYCOL, 1M LITHIUM CHLORIDE AND 0.1M SODIUM CITRATE PH 5.
Crystal Properties Matthews coefficient Solvent content 2.34 47.4
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 43.44 α = 90 b = 69.476 β = 90 c = 103.798 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 IMAGE PLATE RIGAKU IMAGE PLATE RAXIS-V 2003-02-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SPRING-8 BEAMLINE BL26B1 SPring-8 BL26B1
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 1.5 30 97.7 0.065 20.7 4.32 50003 -0.5 13.3
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.5 1.53 94.7 0.362 3.1
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 1US4 1.5 19.89 49845 2487 97.4 0.184 0.184 0.205 RANDOM 16.9
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] 0.76 0.1 -0.86
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.6 c_scangle_it 5.22 c_scbond_it 3.61 c_mcangle_it 2.74 c_mcbond_it 1.91 c_angle_deg 1.3 c_improper_angle_d 0.8 c_bond_d 0.005 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.6 c_scangle_it 5.22 c_scbond_it 3.61 c_mcangle_it 2.74 c_mcbond_it 1.91 c_angle_deg 1.3 c_improper_angle_d 0.8 c_bond_d 0.005 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2237 Nucleic Acid Atoms Solvent Atoms 288 Heterogen Atoms 14
Software Software Software Name Purpose CNS refinement HKL-2000 data reduction HKL-2000 data scaling CNS phasing