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Structure of the Escherichia coli ClC Chloride channel and Fab Complex
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1K4C FAB fragment 1K4C
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 9.5 298 PEG 300, sodium chloride, glycine, pH 9.5, VAPOR DIFFUSION, SITTING DROP, temperature 298.0K
Crystal Properties Matthews coefficient Solvent content 3.55 65.05
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 229.936 α = 90 b = 93.87 β = 131.72 c = 168.536 γ = 90
Symmetry Space Group C 1 2 1
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 4 2002-07-25 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON CHESS BEAMLINE A1 0.93 CHESS A1
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 2.5 35 96.6 0.048 91182 88082 1 70
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) 2.5 2.59 94.1 0.569 2.3 8532
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) 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 FAB fragment 1K4C 2.51 24.58 91892 88033 4444 95.8 0.264 0.264 0.2521 0.299 0.2809 RANDOM 69.2
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] -7.34 4 14.77 -7.43
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.2 c_scangle_it 4.09 c_mcangle_it 3.29 c_scbond_it 2.87 c_mcbond_it 2.07 c_angle_deg 1.3 c_improper_angle_d 0.88 c_bond_d 0.008 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.2 c_scangle_it 4.09 c_mcangle_it 3.29 c_scbond_it 2.87 c_mcbond_it 2.07 c_angle_deg 1.3 c_improper_angle_d 0.88 c_bond_d 0.008 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 13223 Nucleic Acid Atoms Solvent Atoms 427 Heterogen Atoms 4
Software Software Software Name Purpose CNS refinement DENZO data reduction SCALEPACK data scaling AMoRE phasing DM phasing