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Full-length human cystathionine beta-synthase, basal state, helical reconstruction
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4COO
Sample Helical assembly of full-length human cystathionine beta-synthase in the basal state
Specimen Preparation Sample Aggregation State FILAMENT Vitrification Instrument FEI VITROBOT MARK IV Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method HELICAL Number of Particles 89761 Reported Resolution (Å) 3.9 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type HELICAL Axial Symmetry D1 Axial Rise 51 Angular Rotation -108
Map-Model Fitting and Refinement Id 1 (4COO) Refinement Space Refinement Protocol FLEXIBLE FIT Refinement Target Overall B Value 28.16 Fitting Procedure Details
Data Acquisition Detector Type FEI FALCON IV (4k x 4k) Electron Dose (electrons/Å**2) 50
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS GLACIOS Minimum Defocus (nm) 1400 Maximum Defocus (nm) 2000 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 150000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 200 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION cryoSPARC 3.3.2 CTF CORRECTION cryoSPARC 3.3.2 MODEL FITTING UCSF ChimeraX INITIAL EULER ASSIGNMENT cryoSPARC 3.3.2 FINAL EULER ASSIGNMENT cryoSPARC 3.3.2 CLASSIFICATION cryoSPARC 3.3.2 RECONSTRUCTION cryoSPARC 3.3.2 MODEL REFINEMENT PHENIX MODEL REFINEMENT ISOLDE
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION 749213