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X-ray structure of the GluR2 ligand binding core (S1S2J) in complex with 2-Bn-tet-AMPA at 2.26A resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1NNP
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.5 280 PEG4000, Sodium Acetate, Ammonium Sulfate, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 280K
Crystal Properties Matthews coefficient Solvent content 2.42 49.09
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 98.12 α = 90 b = 121.98 β = 90 c = 47.2 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 2005-03-29 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON MAX II BEAMLINE I711 1.0628 MAX II I711
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 2.26 25 99.7 0.085 0.085 16.1 4.3 27218 27218 23.9
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) 2.26 2.38 99.8 0.18 0.18 7.7 4.2 3895
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-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 1NNP 2.26 25 27158 27158 1362 99.5 0.211 0.2116 0.273 0.274 Random 19.348
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] -7.883 3.235 4.648
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 21.7 c_scangle_it 3.133 c_scbond_it 2.221 c_mcangle_it 2.178 c_mcbond_it 1.432 c_angle_deg 1.1 c_improper_angle_d 0.74 c_bond_d 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4014 Nucleic Acid Atoms Solvent Atoms 410 Heterogen Atoms 49
Software Software Software Name Purpose CNS refinement PDB_EXTRACT data extraction MOSFLM data reduction SCALA data scaling AMoRE phasing