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Measurement of conformational changes accompanying desensitization in an ionotropic glutamate receptor: Structure of G725C mutant
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1FTJ PDB ENTRY 1FTJ
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 6.5 277 0.1 M CACODYLATE, 18% PEG 8000, 0.2 M ZINC ACETATE, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K, pH 6.50
Crystal Properties Matthews coefficient Solvent content 2.78 55.81
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 63.191 α = 90 b = 106.291 β = 90 c = 192.817 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 CCD ADSC QUANTUM 210 MIRRORS 2004-06-24 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X4A NSLS X4A
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 2.4 20 90 0.061 0.058 24.5 4.8 49920 58
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) 2.4 2.49 91 0.288 0.352 2.6 4
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 1FTJ 2.4 20 49179 46842 2337 90.7 0.237 0.237 0.2361 0.281 0.2832 RANDOM
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]
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.3 c_scangle_it 3.24 c_mcangle_it 2.49 c_scbond_it 2.23 c_mcbond_it 1.47 c_angle_deg 1.4 c_improper_angle_d 0.87 c_bond_d 0.007 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.3 c_scangle_it 3.24 c_mcangle_it 2.49 c_scbond_it 2.23 c_mcbond_it 1.47 c_angle_deg 1.4 c_improper_angle_d 0.87 c_bond_d 0.007 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 8100 Nucleic Acid Atoms Solvent Atoms 220 Heterogen Atoms 47
Software Software Software Name Purpose CNS refinement PDB_EXTRACT data extraction HKL-2000 data reduction HKL-2000 data scaling AMoRE phasing