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RAD51 nucleoprotein filament on abasic single-stranded DNA
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 8BQ2
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 10.167 f_angle_d 0.584 f_chiral_restr 0.044 f_bond_d 0.008 f_plane_restr 0.004
Sample RAD51 nucleoprotein filament
Specimen Preparation Sample Aggregation State FILAMENT Vitrification Instrument Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method HELICAL Number of Particles 183769 Reported Resolution (Å) 3.2 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type HELICAL Axial Symmetry C1 Axial Rise 16.2 Angular Rotation 56.3
Map-Model Fitting and Refinement Id 1 (8BQ2) Refinement Space REAL Refinement Protocol OTHER Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 55.195
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 800 Maximum Defocus (nm) 2600 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification 130000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION RELION 3.1 CTF CORRECTION CTFFIND 4 MODEL FITTING Coot 0.9.8.1 RECONSTRUCTION RELION 3.1 MODEL REFINEMENT PHENIX 1.21rc1-4985
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 851378