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Crystal Structure Analysis of a 6-Amino Quinazolinedione Sulfonamide bound to human GluR2
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3R7X PDB ENTRY 3R7X
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 HANGING DROP 7.5 277 20% w/v 2-propanol, 10% w/v PEG4000, 100 mM HEPES, pH 7.5, HANGING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 2.25 45.42
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 51.181 α = 90 b = 104.548 β = 90 c = 49.441 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 100 CCD MARMOSAIC 225 mm CCD 2004-11-04 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SLS BEAMLINE X10SA 0.800 SLS X10SA
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 1.9 20 98.8 0.062 16.8 10.9 21361
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 1.9 1.97 99.5 0.141 4.1 2106
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-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 3R7X 1.9 20 21296 1094 98.78 0.1854 0.1838 0.1925 0.2154 0.2286 RANDOM 20.6273
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] -0.15 0.25 -0.1
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.603 r_dihedral_angle_4_deg 15.378 r_dihedral_angle_3_deg 13.411 r_dihedral_angle_1_deg 5.543 r_scangle_it 3.224 r_scbond_it 1.905 r_angle_refined_deg 1.181 r_mcangle_it 1.146 r_angle_other_deg 0.811 r_mcbond_it 0.59
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.603 r_dihedral_angle_4_deg 15.378 r_dihedral_angle_3_deg 13.411 r_dihedral_angle_1_deg 5.543 r_scangle_it 3.224 r_scbond_it 1.905 r_angle_refined_deg 1.181 r_mcangle_it 1.146 r_angle_other_deg 0.811 r_mcbond_it 0.59 r_mcbond_other 0.122 r_chiral_restr 0.067 r_bond_refined_d 0.009 r_gen_planes_refined 0.004 r_bond_other_d 0.001 r_gen_planes_other 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2016 Nucleic Acid Atoms Solvent Atoms 244 Heterogen Atoms 30
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling MOLREP phasing REFMAC refinement PDB_EXTRACT data extraction RemDAq data collection