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1.31 A MicroED structure of GSNQNNF at 3.1 e- / A^2
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 4.88 α = 86.97 b = 13.92 β = 84.73 c = 17.98 γ = 81.83
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 2017-08-01
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Free (Depositor) R-Free Selection Details Mean Isotropic B ELECTRON CRYSTALLOGRAPHY THROUGHOUT 1.31 13.77 815 78 79.45 0.24484 0.24073 0.28793 RANDOM 7.582
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] -1.41 -0.14 -0.17 -0.3 -0.89 1.56
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 54.015 r_dihedral_angle_3_deg 8.731 r_dihedral_angle_1_deg 5.608 r_long_range_B_refined 2.821 r_long_range_B_other 2.815 r_angle_refined_deg 1.655 r_angle_other_deg 0.975 r_scangle_other 0.953 r_mcangle_other 0.911 r_mcangle_it 0.904
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 54.015 r_dihedral_angle_3_deg 8.731 r_dihedral_angle_1_deg 5.608 r_long_range_B_refined 2.821 r_long_range_B_other 2.815 r_angle_refined_deg 1.655 r_angle_other_deg 0.975 r_scangle_other 0.953 r_mcangle_other 0.911 r_mcangle_it 0.904 r_mcbond_it 0.657 r_scbond_it 0.641 r_scbond_other 0.631 r_mcbond_other 0.406 r_chiral_restr 0.054 r_bond_other_d 0.045 r_bond_refined_d 0.016 r_gen_planes_refined 0.006 r_dihedral_angle_4_deg r_gen_planes_other r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_scangle_it r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Software Software Software Name Purpose REFMAC refinement XDS data reduction XSCALE data scaling
Sample Synthetic proto-filament
Specimen Preparation Sample Aggregation State 3D ARRAY Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method CRYSTALLOGRAPHY Number of Particles Reported Resolution (Å) 1.31 Resolution Method DIFFRACTION PATTERN/LAYERLINES Other Details Refinement Type Symmetry Type 3D CRYSTAL Space Group Name Length a 4.88 Length b 13.92 Length c 13.92 Angle Alpha 81.83 Angle Beta 84.73 Angle Gamma 81.83
Map-Model Fitting and Refinement Id 1 Refinement Space RECIPROCAL Refinement Protocol OTHER Refinement Target Overall B Value 7.582 Fitting Procedure Details Electron scattering factors
Data Acquisition Detector Type TVIPS TEMCAM-F416 (4k x 4k) Electron Dose (electrons/Å**2) 0.00357
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TECNAI F20 Minimum Defocus (nm) Maximum Defocus (nm) Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode DIFFRACTION Specimen Holder Model GATAN 626 SINGLE TILT LIQUID NITROGEN CRYO TRANSFER HOLDER Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 200 Imaging Details
EM Software Task Software Package Version IMAGE ACQUISITION EM-Menu 4.0.9.75 MODEL REFINEMENT REFMAC 5.8.0194
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details NONE