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Crystal structure of a human gamma-aminobutyric acid receptor, the GABA(A)R-beta3 homopentamer
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3RHW PDB ENTRY 3RHW
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 6.5 11.5% PEG4000 100 MM SODIUM CHLORIDE, 100 MM LITHIUM SULPHATE, 100 MM N-2-ACETAMIDO-IMINODIACETIC ACID, PH 6.5, 2% (W/V) BENZAMIDINE
Crystal Properties Matthews coefficient Solvent content 4.59 74
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 174.1 α = 90 b = 108.9 β = 107.43 c = 207.44 γ = 90
Symmetry Space Group C 1 2 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 PIXEL DECTRIS PILATUS 6M 2013-06-29 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I03 Diamond I03
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 2.97 99 99.8 0.08 13.5 6.8 76360 2 83.39
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 2.97 3.05 99.8 0.83 2 7.1
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-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 3RHW 2.97 40 76328 3835 99.76 0.2064 0.2053 0.2149 0.2259 0.2347 RANDOM 102.12
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] -10.6452 17.9062 -24.165 34.8102
RMS Deviations Key Refinement Restraint Deviation t_omega_torsion 3.27 t_other_torsion 3.16 t_angle_deg 1.06 t_bond_d 0.01 t_dihedral_angle_d t_incorr_chiral_ct t_pseud_angle t_trig_c_planes t_gen_planes t_it
RMS Deviations Key Refinement Restraint Deviation t_omega_torsion 3.27 t_other_torsion 3.16 t_angle_deg 1.06 t_bond_d 0.01 t_dihedral_angle_d t_incorr_chiral_ct t_pseud_angle t_trig_c_planes t_gen_planes t_it t_nbd t_improper_torsion t_chiral_improper_torsion t_sum_occupancies t_utility_distance t_utility_angle t_utility_torsion t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 13643 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 329
Software Software Software Name Purpose BUSTER refinement XDS data reduction SCALA data scaling PHASER phasing