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X-ray crystal structure of a de novo designed single-chain antiparallel 8-helix coiled-coil alpha-helical barrel, sc-apCC-8
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 8.5 293 0.2 M sodium formate, 0.1 M Bis Tris propane, pH 8.5, 20 % w/v PEG 3350
Crystal Properties Matthews coefficient Solvent content 1.86 33.86
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 50.002 α = 90 b = 50.002 β = 90 c = 57.249 γ = 90
Symmetry Space Group P 4 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 2023-05-25 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I24 0.999 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 2 37.66 99.62 0.01179 0.01668 0.01179 0.934 15.06 2 5290 35.05
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 2.07 100 0.09224 0.1305 0.09224 0.976 5.24
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 2 37.66 1.36 5271 248 99.64 0.2492 0.2489 0.2501 0.2524 0.2573 41.25
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 3.2786 f_angle_d 0.5725 f_chiral_restr 0.0442 f_bond_d 0.0063 f_plane_restr 0.0035
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 367 Nucleic Acid Atoms Solvent Atoms 14 Heterogen Atoms
Software Software Software Name Purpose PHENIX refinement AutoProcess data reduction AutoProcess data scaling Arcimboldo phasing