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X-ray crystal structure of a de novo designed antiparallel coiled-coil 6-helix bundle with 4 heptad repeats, antiparallel 6-helix bundle-ALIA
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 8.5 293 12.5% w/v PEG 1000, 12.5% w/v PEG 3350, 12.5% v/v MPD, 0.03 M of each NPS, 0.1 M bicine/Trizma base pH 8.5
Crystal Properties Matthews coefficient Solvent content 2 38.5
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 29.274 α = 90 b = 89.496 β = 115.21 c = 32.667 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 CdTe 16M 2021-12-16 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I04 0.98 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 1.6 44.75 98.26 0.1184 0.1285 0.0493 0.997 8.63 7 19749 17.31
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 1.6 1.657 96.93 0.8176 0.8881 0.3437 0.783 1.11 6.6
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 FREE R-VALUE 1.6 44.75 1.35 19709 1004 98.26 0.1829 0.1806 0.1806 0.2244 0.2258
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 13.819 f_angle_d 0.571 f_chiral_restr 0.036 f_bond_d 0.006 f_plane_restr 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1266 Nucleic Acid Atoms Solvent Atoms 171 Heterogen Atoms
Software Software Software Name Purpose PHENIX refinement DIALS data reduction DIALS data scaling Arcimboldo phasing