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A Novel Open-State Crystal Structure of the Prokaryotic Inward Rectifier KirBac3.1
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3ZRS PDB ENTRY 3ZRS
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7 293 10% (v/v) glycerol, 90 mM HEPES, 20% (v/v) PEG 400, 5% (w/v) PEG 4000, 2.5% (w/v) PEG 8000, 10mM spermidine, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 3.7 66.78
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 105.65 α = 90 b = 105.65 β = 90 c = 89.9 γ = 90
Symmetry Space Group P 4 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 PIXEL DECTRIS PILATUS 6M 2011-07-23 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I24 0.97780 Diamond I24
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 2.46 74.71 100 0.082 0.211 6.8 9 19087 2 2 51.59
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) 1 2.46 2.59 100 0.01016 0.01016 2 9
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 3ZRS 2.46 24.82 19036 978 99.99 0.1832 0.1799 0.185 0.2485 0.261 RANDOM 50.62
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] -7.0411 -7.0411 14.0821
RMS Deviations Key Refinement Restraint Deviation t_omega_torsion 3.12 t_other_torsion 2.94 t_angle_deg 1.1 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 3.12 t_other_torsion 2.94 t_angle_deg 1.1 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 2221 Nucleic Acid Atoms Solvent Atoms 187 Heterogen Atoms 18
Software Software Software Name Purpose GDA data collection PHASER phasing BUSTER refinement MOSFLM data reduction SCALA data scaling