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1.16 A MicroED structure of GSNQNNF at 2.5 e- / A^2
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 4.85 α = 86.42 b = 13.94 β = 85.4 c = 17.83 γ = 82.01
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 1.16 13.79 1097 113 75.96 0.24263 0.23921 0.27721 RANDOM 6.318
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] -1.02 -0.05 -0.29 -0.15 -0.72 1.03
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 50.177 r_dihedral_angle_3_deg 9.569 r_dihedral_angle_1_deg 3.936 r_long_range_B_refined 2.278 r_long_range_B_other 2.257 r_angle_refined_deg 1.827 r_angle_other_deg 1.152 r_mcangle_other 1.045 r_mcangle_it 1.027 r_scangle_other 0.839
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 50.177 r_dihedral_angle_3_deg 9.569 r_dihedral_angle_1_deg 3.936 r_long_range_B_refined 2.278 r_long_range_B_other 2.257 r_angle_refined_deg 1.827 r_angle_other_deg 1.152 r_mcangle_other 1.045 r_mcangle_it 1.027 r_scangle_other 0.839 r_mcbond_it 0.648 r_scbond_it 0.619 r_scbond_other 0.613 r_mcbond_other 0.43 r_chiral_restr 0.096 r_bond_refined_d 0.017 r_gen_planes_refined 0.011 r_bond_other_d 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) 1.16 Resolution Method DIFFRACTION PATTERN/LAYERLINES Other Details Refinement Type Symmetry Type 3D CRYSTAL Space Group Name Length a 4.85 Length b 13.94 Length c 13.94 Angle Alpha 82.009 Angle Beta 85.399 Angle Gamma 82.009
Map-Model Fitting and Refinement Id 1 Refinement Space RECIPROCAL Refinement Protocol OTHER Refinement Target Overall B Value 6.318 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