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Cocrystal structure of Fc gamma receptor IIIa interacting with Affimer F4, a specific binding protein which blocks IgG binding to the receptor.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details other A SUBSECTION OF A COMPLEX OF AN ADHIRON BOUND TO A SOLUBLE PROTEIN (MANUSCRIPT IN PREPARATION) WAS USED AS A SEARCH MODEL.
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 294 2.0 M Ammonium Sulphate
0.1 M Sodium Cacodylate pH=6.50
0.2 M Sodium Chloride
Crystal Properties Matthews coefficient Solvent content 2.98 58.7
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 56.481 α = 90 b = 72.587 β = 90 c = 96.451 γ = 90
Symmetry Space Group P 21 21 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 PIXEL DECTRIS PILATUS3 6M 2012-08-02 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I24 0.9686 Diamond I24
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 2.34 56.5 95.4 0.148 7.1 2.9 16390 34
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 2.34 2.43 1.108 1.5
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation 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 FREE R-VALUE A SUBSECTION OF A COMPLEX OF AN ADHIRON BOUND TO A
SOLUBLE PROTEIN (MANUSCRIPT IN PREPARATION) WAS USED AS A SEARCH
MODEL. 2.35 48.74 1.33 16155 832 94.5 0.222 0.219 0.22 0.272 0.2716
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]
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 12.636 f_angle_d 0.474 f_chiral_restr 0.043 f_bond_d 0.002 f_plane_restr 0.002
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2179 Nucleic Acid Atoms Solvent Atoms 84 Heterogen Atoms 75
Software Software Software Name Purpose PHENIX refinement XDS data reduction Aimless data scaling PHASER phasing