☰ Navigation Tabs
High resolution open MthK pore structure crystallized in 100 mM K+ and further soaked in 100 mM Na+.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1K4C
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.5 293 3.0-3.5 M 1,6-Hexandiol, 100 mM HEPES, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.29 46.32
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 60.818 α = 90 b = 60.818 β = 90 c = 44.776 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 CCD ADSC QUANTUM 315 2008-11-22 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 19-ID 0.9786 APS 19-ID
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 2.2 50 99.4 0.114 37.4 10.4 4536 2 40.2
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) 2.2 2.24 100 0.978 3.2 9.7 214
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 MOLECULAR REPLACEMENT THROUGHOUT 2.208 31.02 4081 434 100 0.20257 0.20204 0.2077 0.20757 0.2192 RANDOM 40.23
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] -0.09 -0.09 0.18
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 21.126 r_dihedral_angle_3_deg 15.387 r_dihedral_angle_4_deg 6.824 r_dihedral_angle_1_deg 4.395 r_scangle_it 2.266 r_scbond_it 1.424 r_angle_refined_deg 1.113 r_mcangle_it 0.897 r_mcbond_it 0.486 r_nbtor_refined 0.315
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 21.126 r_dihedral_angle_3_deg 15.387 r_dihedral_angle_4_deg 6.824 r_dihedral_angle_1_deg 4.395 r_scangle_it 2.266 r_scbond_it 1.424 r_angle_refined_deg 1.113 r_mcangle_it 0.897 r_mcbond_it 0.486 r_nbtor_refined 0.315 r_symmetry_vdw_refined 0.305 r_nbd_refined 0.21 r_xyhbond_nbd_refined 0.136 r_chiral_restr 0.077 r_symmetry_hbond_refined 0.073 r_bond_refined_d 0.011 r_metal_ion_refined 0.005 r_gen_planes_refined 0.004 r_symmetry_metal_ion_refined 0.003 r_bond_other_d r_angle_other_deg r_gen_planes_other r_nbd_other r_nbtor_other r_xyhbond_nbd_other r_metal_ion_other r_symmetry_vdw_other r_symmetry_hbond_other r_symmetry_metal_ion_other r_mcbond_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 640 Nucleic Acid Atoms Solvent Atoms 27 Heterogen Atoms 4
Software Software Software Name Purpose HKL-2000 data collection PHASES phasing REFMAC refinement HKL-2000 data reduction HKL-2000 data scaling