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Crystal structure of human STAT1 in complex with the repeat region from Toxoplasma protein TgIST
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1BF5
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 293 0.1 M Bis-Tris pH 6.3-6.0, 3 M sodium chloride and 50 mM sodium citrate tribasic
Crystal Properties Matthews coefficient Solvent content 3.8 67.62
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 59.96 α = 90 b = 163.92 β = 90 c = 226.86 γ = 90
Symmetry Space Group C 2 2 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 CMOS RDI CMOS_8M 2021-04-18 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 4.2.2 1.0722 ALS 4.2.2
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Rrim I (All) Rpim I (All) 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 2.97 46.64 100 0.176 0.176 0.179 0.033 0.999 20.3 29 23640 79.63
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.97 3.15 100 1.961 1.997 0.372 0.874 1.9 28.4
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation 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 MOLECULAR REPLACEMENT FREE R-VALUE 1BF5 2.97 46.64 1.35 23585 1160 99.9 0.25 0.248 0.2477 0.288 0.2864 95.33
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 f_dihedral_angle_d 6.5226 f_angle_d 1.1279 f_chiral_restr 0.0602 f_bond_d 0.01 f_plane_restr 0.0066
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4361 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms
Software Software Software Name Purpose PHENIX refinement XDS data reduction Aimless data scaling PHASER phasing