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POTASSIUM CHANNEL FROM MAGNETOSPIRILLUM MAGNETOTACTICUM
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1XL4 PDB ENTRY 1XL4
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.5 PRECIPITANT: 15 % PEG 400 2.5 % PEG 4000 2.5 % PEG 8000 10 % GLYCEROL 90 MM HEPES PH 7.5 PROTEIN: 8MG/ML KIRBAC3.1 150MM KCL 20MM TRIS8.0 0.05% TDM 4MM LDAO PROTEIN AND PRECIPITANT WERE COMBINED IN A 1:1 RATIO AND EQUILIBRATED AGAINST A RESERVOIR OF PRECIPITANT IN A SITTING-DROP VAPOUR-DIFFUSION SET-UP.
Crystal Properties Matthews coefficient Solvent content 4.44 72
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 113.409 α = 90 b = 105.009 β = 90 c = 89.422 γ = 90
Symmetry Space Group P 21 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 CCD MIRRORS 2008-05-18 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON AUSTRALIAN SYNCHROTRON BEAMLINE MX1 Australian Synchrotron MX1
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 3.1 50 100 0.13 16.6 7.9 20089 -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 3.1 3.21 100 0.64 3.5 8.1
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 1XL4 3.09 15 18847 998 100 0.26655 0.26538 0.2642 0.28767 0.2874 SHELLS 32.917
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] 2.87 1.02 -3.89
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 25.641 r_dihedral_angle_4_deg 23.096 r_dihedral_angle_3_deg 18.349 r_dihedral_angle_1_deg 5.614 r_angle_other_deg 3.098 r_angle_refined_deg 1.339 r_chiral_restr 0.079 r_bond_refined_d 0.012 r_gen_planes_refined 0.005 r_gen_planes_other 0.004
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 25.641 r_dihedral_angle_4_deg 23.096 r_dihedral_angle_3_deg 18.349 r_dihedral_angle_1_deg 5.614 r_angle_other_deg 3.098 r_angle_refined_deg 1.339 r_chiral_restr 0.079 r_bond_refined_d 0.012 r_gen_planes_refined 0.005 r_gen_planes_other 0.004 r_bond_other_d r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_it r_mcbond_other r_mcangle_it r_mcangle_other r_scbond_it r_scbond_other r_scangle_it r_scangle_other r_long_range_B_refined r_long_range_B_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4261 Nucleic Acid Atoms Solvent Atoms 2 Heterogen Atoms 4
Software Software Software Name Purpose REFMAC refinement DENZO data reduction SCALEPACK data scaling PHASER phasing