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Crystal structure of the central region of human cohesin subunit STAG1 in complex with RAD21 peptide
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4PK7
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 277 16 % PEG 3350, 0.2 M DL-Mallic acid
Crystal Properties Matthews coefficient Solvent content 3.6 65.82
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 74.333 α = 90 b = 86.29 β = 95.36 c = 118.585 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 PILATUS3 6M 2017-10-22 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I24 0.968 Diamond I24
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) 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 3.17 69.67 97 0.066 0.046 0.99 7.3 2.8 24764
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 3.17 3.39 97.8 0.391 0.265 0.914 1.9 2.8
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 4pk7 3.17 60.229 1.38 24652 1180 96.39 0.2215 0.2187 0.2213 0.2783 0.2814
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 16.044 f_angle_d 0.518 f_chiral_restr 0.035 f_plane_restr 0.003 f_bond_d 0.002
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 7289 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms
Software Software Software Name Purpose PHENIX refinement DIALS data reduction Aimless data scaling PHASER phasing