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Structure of SARS 3CL protease auto-proteolysis resistant mutant in the absent of inhibitor
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2ZU5
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6 277 9-11%(w/v) PEG20000, 100mM MES pH 6.0, 5mM DTT , VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 3.23 61.87
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 52.13 α = 71.23 b = 67.454 β = 77.46 c = 67.384 γ = 81.74
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 95 CCD ADSC QUANTUM 315r 2009-03-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON PHOTON FACTORY BEAMLINE BL-5A 1.000 Photon Factory BL-5A
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (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 30 97.2 0.038 0.038 24.3 3.8 55659 55659 -3
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2 2.03 95.8 0.175 0.175 6.1 3.8
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) 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 2ZU5 2 29.95 55659 51940 2779 95.23 0.22572 0.22371 0.2345 0.26266 0.2652 RANDOM 37.774
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] -0.21 0.13 0.11 -0.06 0.11 0.1
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.615 r_dihedral_angle_4_deg 17.9 r_dihedral_angle_3_deg 16.89 r_dihedral_angle_1_deg 7.164 r_scangle_it 4.865 r_scbond_it 3.327 r_mcangle_it 2.198 r_angle_refined_deg 2.007 r_mcbond_it 1.272 r_chiral_restr 0.164
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.615 r_dihedral_angle_4_deg 17.9 r_dihedral_angle_3_deg 16.89 r_dihedral_angle_1_deg 7.164 r_scangle_it 4.865 r_scbond_it 3.327 r_mcangle_it 2.198 r_angle_refined_deg 2.007 r_mcbond_it 1.272 r_chiral_restr 0.164 r_bond_refined_d 0.023 r_gen_planes_refined 0.011 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_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4652 Nucleic Acid Atoms Solvent Atoms 140 Heterogen Atoms
Software Software Software Name Purpose HKL-2000 data collection MOLREP phasing REFMAC refinement HKL-2000 data reduction HKL-2000 data scaling