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CRYSTAL STRUCTURE OF THE TETRAMERIZATION DOMAIN OF THE SHAKER POTASSIUM CHANNEL
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 8.5 PROTEIN WAS CRYSTALLIZED FROM 7-8% PEG8000, 300 MM NACL, 200MM MGCL2, 20 MM TRIS, PH 8.5
Crystal Properties Matthews coefficient Solvent content 2 39
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 51.034 α = 90 b = 51.034 β = 90 c = 65.605 γ = 90
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 290 CCD AREA DETECTOR SIEMENS 1995-08-26 M
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL1-5 SSRL BL1-5
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 1.8 25 99 0.063 8.8 10.9 7712 3 18.9
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1.8 1.91 97.2 0.035 3.5
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-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 1.8 10 7712 612 99 0.2 0.2 0.241 RANDOM 26.2
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 x_dihedral_angle_d 24.4 x_scangle_it 5.3 x_scbond_it 3.5 x_mcangle_it 3.42 x_mcbond_it 2.07 x_angle_deg 1.3 x_improper_angle_d 1.14 x_bond_d 0.007 x_bond_d_na x_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation x_dihedral_angle_d 24.4 x_scangle_it 5.3 x_scbond_it 3.5 x_mcangle_it 3.42 x_mcbond_it 2.07 x_angle_deg 1.3 x_improper_angle_d 1.14 x_bond_d 0.007 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na x_angle_deg_prot x_dihedral_angle_d_na x_dihedral_angle_d_prot x_improper_angle_d_na x_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 742 Nucleic Acid Atoms Solvent Atoms 35 Heterogen Atoms
Software Software Software Name Purpose X-PLOR model building X-PLOR refinement DENZO data reduction SCALEPACK data scaling X-PLOR phasing