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Crystal Structure of a Recombinant IgE Fab Fragment in Complex with Bovine Beta-Lactoglobulin Allergen
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1DFB 1DFB, 1B8E experimental model PDB 1B8E 1DFB, 1B8E
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.5 293 14 % PEG3350, 0.1 M BTP, n-dodecyl-beta-D-maltoside, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.18 43.71
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 67.04 α = 90 b = 100.64 β = 90 c = 168.05 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 CCD ADSC QUANTUM 315 2006-07-08 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID29 1.000 ESRF ID29
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 2.8 20 99.8 0.159 13.1 7.2 28740 28674 39
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 2.8 2.9 100 0.552 3.54
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (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 1DFB, 1B8E 2.8 20 28627 1431 100 0.246 0.2457 0.291 0.2878 random 27.432
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] -14.633 4.029 10.605
RMS Deviations Key Refinement Restraint Deviation c_scangle_it 2.549 c_mcangle_it 2.473 c_scbond_it 1.607 c_mcbond_it 1.386 c_angle_deg 1.239 c_bond_d 0.009
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 9066 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 70
Software Software Software Name Purpose XSCALE data scaling MOLREP phasing CNS refinement PDB_EXTRACT data extraction ADSC data collection XDS data reduction