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Hsp21 dodecamer, structural model based on cryo-EM and homology modelling
Sample Hsp21 dodecamer, a chloroplast small heat shock protein chaperone
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument FEI VITROBOT MARK I Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 18407 Reported Resolution (Å) 10 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT Point Symmetry D3
Map-Model Fitting and Refinement Id 1 Refinement Space Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type DIRECT ELECTRON DE-20 (5k x 3k) Electron Dose (electrons/Å**2) 1.4
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model JEOL 2100F Minimum Defocus (nm) Maximum Defocus (nm) 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) 200 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION EMAN 2 IMAGE ACQUISITION EMAN 2 CTF CORRECTION EMAN 2 MODEL FITTING UCSF Chimera 11 INITIAL EULER ASSIGNMENT EMAN 2 FINAL EULER ASSIGNMENT RELION 3 RECONSTRUCTION RELION 3
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING ONLY 33456