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X-ray crystal structure of a slow cyanobacterial Cl-/H+ antiporter
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8 293 30 % PEG 400, 200 mM CaCl2 , Tris-HCl 100 mM pH 8, vapor diffusion, hanging drop, temperature 293K
Crystal Properties Matthews coefficient Solvent content 5.8 80.76
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 203.79 α = 90 b = 203.79 β = 90 c = 96.82 γ = 120
Symmetry Space Group P 3 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 78 CCD ADSC QUANTUM 315 2008-03-23 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X29A 1.0809 NSLS X29A
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 3.2 67 92 0.258 15.1 35234 35234
Refinement Statistics Diffraction ID Structure Solution Method Resolution (High) Resolution (Low) Cut-off Sigma (F) 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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT 3.2 65.219 0.16 35118 1799 91.36 0.2439 0.2426 0.2331 0.2688 0.2518
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] -5.8942 -5.8942 11.7883
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 14.525 f_angle_d 0.765 f_chiral_restr 0.045 f_plane_restr 0.005 f_bond_d 0.003
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6398 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 2
Software Software Software Name Purpose PHENIX refinement PHASER phasing REFMAC refinement PDB_EXTRACT data extraction SCALA data scaling