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Low resolution crystal structure (5.5 A) of the anthrax toxin protective antigen heptamer prepore D425A mutant
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1TZO
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 8.5 291 10% (v/v) ethanol, 0.1 M Tris
Crystal Properties Matthews coefficient Solvent content 4.02 69.37
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 166.18 α = 90 b = 144.247 β = 102.41 c = 304.825 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 PIXEL DECTRIS PILATUS 6M 2014-11-01 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 17-ID 1.0000 APS 17-ID
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) CC (Half) 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 5.5 49.78 99.2 0.091 0.997 9 3.4 45836 257.2
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 5.5 5.69 99.8 0.612 0.772 3.6
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 (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 1TZO 5.5 44.83 45809 2250 99.3 0.253 0.251 0.2659 0.278 0.2858 RANDOM 257
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] -33.6954 -23.2205 61.7408 -28.0454
RMS Deviations Key Refinement Restraint Deviation t_other_torsion 22.8 t_omega_torsion 1.7 t_angle_deg 0.98 t_bond_d 0.007 t_dihedral_angle_d t_trig_c_planes t_gen_planes t_it t_nbd t_improper_torsion
RMS Deviations Key Refinement Restraint Deviation t_other_torsion 22.8 t_omega_torsion 1.7 t_angle_deg 0.98 t_bond_d 0.007 t_dihedral_angle_d t_trig_c_planes t_gen_planes t_it t_nbd t_improper_torsion t_pseud_angle t_chiral_improper_torsion t_sum_occupancies t_utility_distance t_utility_angle t_utility_torsion t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 53490 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms
Software Software Software Name Purpose XDS data reduction Aimless data scaling PHASER phasing BUSTER refinement PDB_EXTRACT data extraction