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1.95A Resolution Structure of Protective Antigen Domain 4
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1ACC PDB entry 1ACC
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION 6.5 277 20% PEG 8000, 100mM imidazole, 3% MPD, pH 6.5, vapor diffusion, temperature 277K
Crystal Properties Matthews coefficient Solvent content 2.21 44.22
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 62.735 α = 90 b = 35.851 β = 99.29 c = 129.09 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 93 IMAGE PLATE RIGAKU RAXIS IV++ OSMIC BLUE 2009-05-05 SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RUH3R 1.5418
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 1.95 20 97.7 0.068 0.068 25.127 3.2 20573 -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) 1.95 2.02 87.1 0.291 0.291 4.302 2.5
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 (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB entry 1ACC 1.95 20 20573 1050 97.77 0.202 0.199 0.2065 0.258 0.2628 RANDOM 29.871
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] -0.08 -0.21 -0.05 0.06
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 38.116 r_dihedral_angle_4_deg 22.063 r_dihedral_angle_3_deg 15.269 r_dihedral_angle_1_deg 6.456 r_scangle_it 4.557 r_scbond_it 2.806 r_angle_refined_deg 1.93 r_mcangle_it 1.719 r_mcbond_it 0.988 r_angle_other_deg 0.827
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 38.116 r_dihedral_angle_4_deg 22.063 r_dihedral_angle_3_deg 15.269 r_dihedral_angle_1_deg 6.456 r_scangle_it 4.557 r_scbond_it 2.806 r_angle_refined_deg 1.93 r_mcangle_it 1.719 r_mcbond_it 0.988 r_angle_other_deg 0.827 r_mcbond_other 0.296 r_chiral_restr 0.116 r_bond_refined_d 0.021 r_gen_planes_refined 0.008 r_bond_other_d r_gen_planes_other
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2247 Nucleic Acid Atoms Solvent Atoms 111 Heterogen Atoms
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling MOLREP phasing REFMAC refinement PDB_EXTRACT data extraction CrystalClear data collection