☰ Navigation Tabs
1.4A low-dose structure of GSNQNNF determined from initial phases generated using radiation damage
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6CLI
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 4.88 α = 83.6 b = 14.17 β = 84.98 c = 17.62 γ = 83.31
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim 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 1.4 77.2 0.208 0.219 0.973 8.5 8.452 713 8.452
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.4 1.51 78.5 0.262 0.278 0.94 6.61 8.549
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-Work (Depositor) R-Free (Depositor) R-Free Selection Details Mean Isotropic B ELECTRON CRYSTALLOGRAPHY THROUGHOUT 1.4 14 713 77.2 0.222 0.289 Rcomplete random 2.5608
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]
Software Software Software Name Purpose SHELX refinement XDS data reduction XSCALE data scaling PDB_EXTRACT data extraction
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) 1.4 Resolution Method DIFFRACTION PATTERN/LAYERLINES Other Details Refinement Type Symmetry Type 3D CRYSTAL Space Group Name Length a 4.88 Length b 14.17 Length c 14.17 Angle Alpha 83.31 Angle Beta 84.98 Angle Gamma 83.31
Map-Model Fitting and Refinement Id 1 (6CLI) Refinement Space RECIPROCAL Refinement Protocol OTHER Refinement Target Overall B Value 2 Fitting Procedure Details
Data Acquisition Detector Type TVIPS TEMCAM-F416 (4k x 4k) Electron Dose (electrons/Å**2) 0.00588
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
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details NONE