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Crystal structure of spike protein receptor-binding domain from SARS coronavirus epidemic strain complexed with human-civet chimeric receptor ACE2
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 EVAPORATION 8.5 295 100 mM Tris, pH 8.5, 20% PEG6000, 100 mM sodium chloride, EVAPORATION, temperature 295K
Crystal Properties Matthews coefficient Solvent content 3.04 59.51
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 81.67 α = 90 b = 119.523 β = 92.5 c = 113.532 γ = 90
Symmetry Space Group P 1 21 1
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 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 24-ID-E APS 24-ID-E
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 3 50 97.7 43744 42738 2 2
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 3 3.11 95.1
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 3 47.55 39318 2066 94.69 0.24153 0.23881 0.29178 0.3016 RANDOM 77.41
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] 1.87 7.82 -1.27 0.08
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 41.499 r_dihedral_angle_3_deg 19.266 r_dihedral_angle_4_deg 15.6 r_dihedral_angle_1_deg 5.86 r_scangle_it 2.647 r_mcangle_it 1.922 r_scbond_it 1.625 r_angle_refined_deg 1.361 r_rigid_bond_restr 1.121 r_mcbond_it 1.054
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 41.499 r_dihedral_angle_3_deg 19.266 r_dihedral_angle_4_deg 15.6 r_dihedral_angle_1_deg 5.86 r_scangle_it 2.647 r_mcangle_it 1.922 r_scbond_it 1.625 r_angle_refined_deg 1.361 r_rigid_bond_restr 1.121 r_mcbond_it 1.054 r_chiral_restr 0.092 r_bond_refined_d 0.012 r_gen_planes_refined 0.006 r_bond_other_d r_angle_other_deg r_gen_planes_other r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_other r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 12518 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 4
Software Software Software Name Purpose REFMAC refinement CNS refinement HKL-2000 data collection HKL-2000 data reduction HKL-2000 data scaling CNS phasing