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Crystal structure of SARS coronavirus 3CL protease inhibitor complex
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6.5 291 MES, PEG 6000, DTT, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 291.0K
Crystal Properties Matthews coefficient Solvent content 3.36 63.44
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 109.029 α = 90 b = 81.16 β = 104.73 c = 53.289 γ = 90
Symmetry Space Group C 1 2 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 200 IMAGE PLATE RIGAKU RAXIS IV 2005-02-03 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RU300 1.54
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 1.93 50 4.1 32131
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 1.93 2
Refinement Statistics Diffraction ID Structure Solution Method Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (All) 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 1.93 50 2 33802 30691 1370 0.2053 0.2176 0.2488 0.2596 RANDOM
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 c_angle_deg 1.45 c_bond_d 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2371 Nucleic Acid Atoms Solvent Atoms 257 Heterogen Atoms 43
Software Software Software Name Purpose CrystalClear data collection DENZO data reduction AMoRE phasing CNS refinement CrystalClear data reduction SCALEPACK data scaling