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2:1 cGAS-nucleosome complex
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6FQ5 experimental model PDB 4K8V
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 27.0354 f_angle_d 0.7718 f_chiral_restr 0.0446 f_bond_d 0.0086 f_plane_restr 0.0057
Sample 2:1 cGAS-nucleosome complex
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 45587 Reported Resolution (Å) 3.3 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C2
Map-Model Fitting and Refinement Id 1 (6FQ5, 4K8V) Refinement Space REAL Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 53
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TALOS ARCTICA Minimum Defocus (nm) Maximum Defocus (nm) Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 200 Imaging Details
EM Software Task Software Package Version IMAGE ACQUISITION SerialEM CTF CORRECTION CTFFIND 4.1 MODEL FITTING PHENIX 1.18 MODEL REFINEMENT PHENIX 1.18 INITIAL EULER ASSIGNMENT RELION 3.1-beta FINAL EULER ASSIGNMENT RELION 3.1-beta CLASSIFICATION RELION 3.1-beta RECONSTRUCTION RELION 3.1-beta
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 433445