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Voltage-dependent K+ channel beta subunit (I211R) in complex with cortisone
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1EXB pdb entry 1EXB, chain A, beta subunit
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 293 6-15% glycerol, 1.5 M ammonium sulfate, 0.1 M Tris, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 3.22 61.85
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 113.26 α = 90 b = 113.26 β = 90 c = 147.266 γ = 90
Symmetry Space Group I 4 2 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 IMAGE PLATE MAR scanner 345 mm plate 2007-08-26 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X4C 0.97893 NSLS X4C
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 1.95 50 100 0.064 0.045 35.66 10.6 35198 1.5 2 16.3
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) 1.95 2.02 100 0.46 4.48 9.4 3063
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (I) Cut-off Sigma (F) 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 1EXB, chain A, beta subunit 2 40.04 2 2 34405 31907 1614 97.6 0.223 0.223 0.2232 0.256 0.2554 RANDOM 29.4
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] -0.85 -0.85 1.7
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 20.4 c_scangle_it 2.8 c_scbond_it 1.9 c_mcangle_it 1.83 c_mcbond_it 1.24 c_angle_deg 1.2 c_improper_angle_d 0.91 c_bond_d 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2568 Nucleic Acid Atoms Solvent Atoms 161 Heterogen Atoms 74
Software Software Software Name Purpose MAR345dtb data collection CNS refinement HKL-2000 data reduction SCALEPACK data scaling CNS phasing