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Crystal structure of the unliganded Drosophila Epidermal Growth Factor Receptor ectodomain
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2A91 pdb entry 2a91
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.4 294 10% PEG 4,000, 0.1M HEPES, 5% Jeffamine M-600 (pH 7.0), 50mM KCl, 12.5% ethylene glycol, vapor diffusion, hanging drop, temperature 294K
Crystal Properties Matthews coefficient Solvent content 4.21 70.77
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 74.378 α = 90 b = 174.798 β = 90 c = 161.653 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 MARMOSAIC 300 mm CCD 2006-12-02 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 23-ID-D 0.91969 APS 23-ID-D
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 2.7 45 99.8 0.083 11.7 7 29225
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 2.7 2.8 100 0.657 6.7 2885
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-Factor (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 pdb entry 2a91 2.7 36.68 26324 2654 99.81 0.228 0.224 0.235 0.264 0.2386 RANDOM 48.965
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] -0.72 0.27 0.45
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.458 r_dihedral_angle_4_deg 21.884 r_dihedral_angle_3_deg 19.412 r_dihedral_angle_1_deg 6.793 r_scangle_it 2.736 r_scbond_it 1.644 r_angle_refined_deg 1.624 r_mcangle_it 1.052 r_mcbond_it 0.514 r_chiral_restr 0.106
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.458 r_dihedral_angle_4_deg 21.884 r_dihedral_angle_3_deg 19.412 r_dihedral_angle_1_deg 6.793 r_scangle_it 2.736 r_scbond_it 1.644 r_angle_refined_deg 1.624 r_mcangle_it 1.052 r_mcbond_it 0.514 r_chiral_restr 0.106 r_bond_refined_d 0.013 r_gen_planes_refined 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4203 Nucleic Acid Atoms Solvent Atoms 5 Heterogen Atoms 173
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling PHASER phasing DM phasing REFMAC refinement PDB_EXTRACT data extraction HKL-2000 data collection HKL-2000 data reduction