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Crystal Structure of Complement C3b in Complex with Factor B
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2XWB PARTIAL MODEL FROM 2XWB
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 4 pH 4.0
Crystal Properties Matthews coefficient Solvent content 2.78 55.7
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 262.16 α = 90 b = 297.87 β = 90 c = 341.44 γ = 90
Symmetry Space Group C 2 2 21
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 2010-03-12 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID14-4 ESRF ID14-4
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 4 75 93.4 0.16 7.2 4.3 104810 3.5 78.22
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 4 4.22 79 0.46 3.2 4.4
Refinement Statistics Diffraction ID Structure Solution Method Starting model 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 PARTIAL MODEL FROM 2XWB 4 72.757 1.34 104583 5237 93.07 0.2301 0.2275 0.2285 0.2808 0.2813 126.15
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] -5.1812 -48.1353 -13.3221
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 7.173 f_angle_d 0.357 f_chiral_restr 0.024 f_plane_restr 0.002 f_bond_d 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 71136 Nucleic Acid Atoms Solvent Atoms 8 Heterogen Atoms 116
Software Software Software Name Purpose PHENIX refinement iMOSFLM data reduction SCALA data scaling PHASER phasing