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Structure of the catalytic domain of the native NanA sialidase from Streptococcus pneumoniae
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 25% PEG4K, 0.1 M MES PH6.0
Crystal Properties Matthews coefficient Solvent content 2.2 49
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 47.2 α = 90 b = 96.6 β = 90 c = 218.2 γ = 90
Symmetry Space Group P 21 21 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 ADSC CCD M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID14-2 ESRF ID14-2
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 1.49 20 97 0.07 16 3.9 159417 2 14.85
Refinement Statistics Diffraction ID Structure Solution Method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) 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) Mean Isotropic B X-RAY DIFFRACTION OTHER NONE 1.49 40.23 1.33 159301 8003 97.7 0.201 0.2 0.194 0.225 0.2199
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] 2.8128 -1.0171 -1.7957
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 17.27 f_angle_d 1.22 f_chiral_restr 0.11 f_bond_d f_plane_restr
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 7429 Nucleic Acid Atoms Solvent Atoms 1025 Heterogen Atoms 45
Software Software Software Name Purpose PHENIX refinement