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E. coli clamp loader on primed template DNA
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3GLH experimental model PDB 1MMI
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 10.9594 f_angle_d 0.4936 f_chiral_restr 0.0344 f_plane_restr 0.0025 f_bond_d 0.002
Sample E. coli clamp loader on primed template DNA
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details 3 uL of sample was applied onto a Ultrafoil Au R1.2/1.3 grid. Blot for 4.5 s with no extra force before plunging into liquid ethane.
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 308000 Reported Resolution (Å) 2.8 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (3GLH, 1MMI) Refinement Space Refinement Protocol RIGID BODY FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 50
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 400 Maximum Defocus (nm) 1300 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION RELION 3.1 IMAGE ACQUISITION EPU CTF CORRECTION RELION 3.1 MODEL FITTING PHENIX dev-4788 MODEL REFINEMENT PHENIX dev-4788 INITIAL EULER ASSIGNMENT RELION 3.1 FINAL EULER ASSIGNMENT RELION 3.1 CLASSIFICATION RELION 3.1 RECONSTRUCTION RELION 3.1
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION CTF refinement per-particle was performed in RELION before final 3D reconstruction. 645000