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CRYSTAL STRUCTURE ANALYSIS OF NORWALK VIRUS CAPSID
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model Other Cryo-EM structure of the capsid at 20 Angstroms resolution
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 4.8 300 Ammonium dihydrogen phosphate, pH 4.8, VAPOR DIFFUSION, HANGING DROP, temperature 300K
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 605.74 α = 90 b = 605.74 β = 90 c = 466.71 γ = 90
Symmetry Space Group P 42 21 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 300 IMAGE PLATE FUJI 1997-10-01 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON CHESS BEAMLINE F1 0.9080 CHESS F1
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 3.2 35 50 0.126 685316 1370632 1
Refinement Statistics Diffraction ID Structure Solution Method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work (Depositor) R-Free (Depositor) Mean Isotropic B X-RAY DIFFRACTION Icosahedral averaging Cryo-EM structure of the capsid at 20 Angstroms resolution 3.4 35 1 685316 485000 0.26 0.26
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 x_dihedral_angle_d 26.382 x_angle_deg 1.468 x_improper_angle_d 1.19 x_bond_d 0.007 x_angle_d x_mcbond_it x_mcangle_it x_scbond_it x_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 11284 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms
Software Software Software Name Purpose DENZO data reduction X-PLOR refinement