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Cdc45 and Sld3 Loading on MCM Double Hexamer
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details integrative model Other
Sample MCM Double Hexamer in Complex with DDK, Sld3-Sld7, and Cdc45
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 34886 Reported Resolution (Å) 3.5 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry C1
Map-Model Fitting and Refinement Id 1 Refinement Space REAL Refinement Protocol FLEXIBLE FIT Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 BIOCONTINUUM (6k x 4k) Electron Dose (electrons/Å**2) 50
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) 1000 Maximum Defocus (nm) 3000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 81000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION Gautomatch v0.56 IMAGE ACQUISITION EPU CTF CORRECTION RELION 4.0.1 CTF CORRECTION cryoSPARC 4.1.2 MODEL FITTING UCSF ChimeraX 1.7 INITIAL EULER ASSIGNMENT cryoSPARC 4.1.2 FINAL EULER ASSIGNMENT cryoSPARC 4.1.2 CLASSIFICATION RELION 4.0.1 RECONSTRUCTION cryoSPARC 4.1.2 MODEL REFINEMENT PHENIX 2.0_5936
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION