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Structure of the E. coli clamp loader bound to the beta clamp in a Fully-Open conformation
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3GLF experimental model PDB 2POL
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 6.343 f_angle_d 0.6954 f_chiral_restr 0.0416 f_plane_restr 0.0046 f_bond_d 0.0038
Sample Structure of the E. coli clamp loader bound to the beta clamp in a Fully-Open conformation
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 250403 Reported Resolution (Å) 3 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 (3GLF, 2POL) Refinement Space REAL Refinement Protocol FLEXIBLE FIT Refinement Target Overall B Value 804 Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 49.86
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model FEI TITAN KRIOS Minimum Defocus (nm) 1100 Maximum Defocus (nm) 2400 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) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC CTF CORRECTION cryoSPARC MODEL FITTING UCSF ChimeraX MODEL FITTING Coot INITIAL EULER ASSIGNMENT cryoSPARC FINAL EULER ASSIGNMENT cryoSPARC CLASSIFICATION cryoSPARC RECONSTRUCTION cryoSPARC MODEL REFINEMENT PHENIX
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 4037123