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X-ray crystal structure of a de novo designed antiparallel coiled-coil heterotetramer with 3 heptad repeats, apCC-Tet*3-A2B2
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.5 293 1.8 M Sodium Citrate tribasic dihydrate,
0.1 M Sodium HEPES, pH 7.5
Crystal Properties Matthews coefficient Solvent content 2.01 38.7
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 27.66 α = 90 b = 63.16 β = 91.68 c = 47.301 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 EIGER2 XE 16M 2022-04-05 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I04 0.9795 Diamond I04
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 2.1 37.85 98.8 0.249 0.27 0.103 0.984 4.8 6.9 9443 22.57
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 2.1 2.16 98.2 1.1 1.187 0.444 0.806 7
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 2.1 37.85 1.35 9414 389 98.45 0.2288 0.2272 0.2303 0.2692 0.2675 29.3805
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 1275 Nucleic Acid Atoms Solvent Atoms 24 Heterogen Atoms
Software Software Software Name Purpose PHENIX refinement DIALS data reduction Aimless data scaling Arcimboldo phasing