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Structure of Nanchung-Inactive-Calmodulin in apo state
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 8ET6
Sample Nanchung-Inactive-Calmodulin
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 328072 Reported Resolution (Å) 2.89 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 (8ET6) Refinement Space REAL Refinement Protocol FLEXIBLE FIT Refinement Target Overall B Value 80 Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 60
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) 1000 Maximum Defocus (nm) 2200 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 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 Topaz 0.24 IMAGE ACQUISITION Latitude 3.5 CTF CORRECTION cryoSPARC 4.0 MODEL FITTING Coot 0.96 MODEL REFINEMENT PHENIX 1.21 INITIAL EULER ASSIGNMENT cryoSPARC 4.0 FINAL EULER ASSIGNMENT cryoSPARC 4.0 RECONSTRUCTION cryoSPARC 4.0
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 10161232