☰ Navigation Tabs
Structure of human SPT16 MD-CTD and MCM2 HBD chaperoning a histone H3-H4 tetramer and a single chain H2B-H2A chimera
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 8I17 experimental model PDB 4Z2M experimental model PDB 6W4L experimental model PDB 5BNV
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 289 0.2 M sodium acetate, 0.1 M sodium citrate pH 5.5, 5%(w/v) PEG 4000
Crystal Properties Matthews coefficient Solvent content 3.64 71.54
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 191.337 α = 90 b = 191.337 β = 90 c = 80.094 γ = 120
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 EIGER X 9M 2023-09-17 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRF BEAMLINE BL02U1 0.97918 SSRF BL02U1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 4.15 165.7 100 0.998 9.2 8.6 12882
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 4.15 4.64 0.813
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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-Free (Depositor) R-Free (DCC) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 4.15 165.7 314.36 12836 1271 99.79 0.374 0.2632 0.2863 0.2611 200.82
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 4.3571 f_angle_d 0.5045 f_chiral_restr 0.0386 f_plane_restr 0.0034 f_bond_d 0.0024
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6872 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms
Software Software Software Name Purpose Aimless data scaling PHENIX phasing PHENIX refinement