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Crystal structure of the anti-human prostaglandin E receptor EP4 antibody Fab fragment
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 293 15% PEG 4000, 200 mM zinc acetate, 100 mM MES (pH 6.5), 100 mM guanidine hydrochloride
Crystal Properties Matthews coefficient Solvent content 2.28 46.17
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 40.703 α = 90 b = 60.784 β = 90 c = 200.182 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 2016-04-13 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SPRING-8 BEAMLINE BL41XU 1.0 SPring-8 BL41XU
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 1.848 50 98.8 9 5.2 81114
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation 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 FREE R-VALUE 1.848 44.935 0.7 81114 4067 98.76 0.1957 0.1938 0.1938 0.2315 0.2309
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 11.487 f_angle_d 0.766 f_chiral_restr 0.051 f_bond_d 0.005 f_plane_restr 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3370 Nucleic Acid Atoms Solvent Atoms 315 Heterogen Atoms 6
Software Software Software Name Purpose PHENIX refinement XDS data reduction XDS data scaling PHASER phasing