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Botulinum Neurotoxin A Light Chain WT Crystal Form C
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1XTF
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 293 18% PEG MME 5000, 100 mM Bis-Tris pH 6.5, 0.5 mM ZnCl2, 0.3 M NDSB-195, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.33 47.22
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 39.022 α = 90 b = 197.377 β = 90.02 c = 58.314 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 2006-02-24 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 8.2.1 1.20 ALS 8.2.1
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 2 37.67 57727 1 24.5
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 1XTF 2 37.67 54841 2761 92.6 0.233 0.233 0.2425 0.267 RANDOM 43.3
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] 8.06 -5.35 -2.72
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.2 c_angle_deg 1.1 c_improper_angle_d 0.7 c_bond_d 0.006 c_angle_d c_mcbond_it c_mcangle_it c_scbond_it c_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6732 Nucleic Acid Atoms Solvent Atoms 299 Heterogen Atoms 2
Software Software Software Name Purpose CNS refinement DENZO data reduction SCALEPACK data scaling