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Crystal Structure of the Human BK Gating Apparatus
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 4.8 293 PEG 4000, pH 4.8, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 3.36 63.43
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 144.518 α = 90 b = 144.518 β = 90 c = 182.195 γ = 120
Symmetry Space Group P 63 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 CCD 2009-12-12 M SINGLE WAVELENGTH 2 1 x-ray 100 CCD 2010-01-29 M MAD 3 1 x-ray 100 CCD 2010-01-29 M MAD 4 1 x-ray 100 CCD 2010-01-29 M MAD
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 24-ID-C 0.9792 APS 24-ID-C 2 SYNCHROTRON NSLS BEAMLINE X29A 0.9792 NSLS X29A 3 SYNCHROTRON NSLS BEAMLINE X29A 0.9793 NSLS X29A 4 SYNCHROTRON NSLS BEAMLINE X29A 0.9640 NSLS X29A
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 1,2,3,4 3 50 99.9 0.089 9.4 5.8 23149
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) 3 3.11 99.9 0.738 5.9 2253
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 MAD THROUGHOUT 3 47.5 21937 1187 99.94 0.248 0.246 0.2372 0.278 0.2696 RANDOM 67.341
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] 1.44 0.72 1.44 -2.16
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.17 r_dihedral_angle_4_deg 20.222 r_dihedral_angle_3_deg 19.655 r_dihedral_angle_1_deg 5.706 r_scangle_it 2.109 r_angle_refined_deg 1.215 r_scbond_it 1.16 r_mcangle_it 1.145 r_mcbond_it 0.603 r_chiral_restr 0.089
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.17 r_dihedral_angle_4_deg 20.222 r_dihedral_angle_3_deg 19.655 r_dihedral_angle_1_deg 5.706 r_scangle_it 2.109 r_angle_refined_deg 1.215 r_scbond_it 1.16 r_mcangle_it 1.145 r_mcbond_it 0.603 r_chiral_restr 0.089 r_bond_refined_d 0.01 r_gen_planes_refined 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4680 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 6
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling SOLVE phasing RESOLVE phasing REFMAC refinement PDB_EXTRACT data extraction HKL-2000 data collection