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Structural Basis for Telomere Length Regulation by the Shelterin Bridge
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model Other initial model from SAD phasing
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 291 16-17% w/v PEG3350,
0.2-0.25 M Potassium citrate tribasic monohydrate,
0.1 M Tris-HCl, pH 8.3,
3% 1,5-Diaminopentane hydrochloride
Crystal Properties Matthews coefficient Solvent content 3.07 59.89
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 83.36 α = 90 b = 95.39 β = 90 c = 109.17 γ = 90
Symmetry Space Group P 21 21 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 CCD ADSC QUANTUM 315r 2015-08-28 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 5.0.1 0.999931 ALS 5.0.1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge 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 2.5 83.33 99.9 0.087 13.1 7.2 30787
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.5 2.64 100 0.66 2.8 7.5
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 initial model from SAD phasing 2.5 45.666 1.34 30695 2000 99.73 0.2127 0.2093 0.2209 0.2626 0.2661
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 18.409 f_angle_d 1.276 f_chiral_restr 0.049 f_bond_d 0.011 f_plane_restr 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4403 Nucleic Acid Atoms Solvent Atoms 34 Heterogen Atoms 2
Software Software Software Name Purpose PHENIX refinement Coot model building PHENIX phasing MOSFLM data processing SCALA data scaling MOSFLM data reduction