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Structure of the ligand-binding core of GluR2 in complex with the agonist (S)-TDPA at 2.25 A resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1MDQ
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 279 PEG 2000, cacodylate, zinc acetate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 279K
Crystal Properties Matthews coefficient Solvent content 2.51 50.92
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 113.82 α = 90 b = 163.333 β = 90 c = 47.27 γ = 90
Symmetry Space Group P 21 21 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 110 CCD MAR CCD 165 mm 2003-08-19 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X11 0.9322 EMBL/DESY, HAMBURG X11
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 2.25 30 99.2 0.115 7.9 4.1 41248 26.4
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 2.25 2.33 98.5 0.529 2.3 4030
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-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 1MDQ 2.27 20 41172 2014 98.8 0.2 0.1959 0.25 0.1975 Random 30.911
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] -4.602 -1.268 5.87
RMS Deviations Key Refinement Restraint Deviation c_scangle_it 3.676 c_scbond_it 2.432 c_mcangle_it 2.32 c_mcbond_it 1.413 c_angle_deg 1.2 c_bond_d 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6078 Nucleic Acid Atoms Solvent Atoms 568 Heterogen Atoms 49
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling MOLREP phasing CNS refinement PDB_EXTRACT data extraction