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X-ray crystal structure of a de novo designed antiparallel coiled-coil homotetramer with 4 heptad repeats, apCC-Tet*
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 5 293 2.0 M Ammonium sulfate, 0.1 M Sodium acetate, pH 5.0
Crystal Properties Matthews coefficient Solvent content 1.84 33.17
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 34.015 α = 90 b = 34.015 β = 90 c = 87.534 γ = 90
Symmetry Space Group P 42 21 2
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 PILATUS 6M 2021-01-29 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I24 0.85 Diamond I24
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge 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 0.96 43.77 96.1 0.042 0.043 0.009 1 30.3 20.8 31082 8.99
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 0.96 0.98 71.1 0.805 0.863 0.301 0.779 7.6
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-Work (DCC) R-Free (Depositor) R-Free (DCC) Mean Isotropic B X-RAY DIFFRACTION AB INITIO PHASING THROUGHOUT 0.96 26.86 1.97 30910 1514 95.52 0.1603 0.1598 0.1596 0.1687 0.1728 12.7871
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]
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 479 Nucleic Acid Atoms Solvent Atoms 39 Heterogen Atoms 5
Software Software Software Name Purpose PHENIX refinement DIALS data reduction Aimless data scaling Fragon phasing