ELECTRON MICROSCOPY

Sample

rabbit ryanodine receptor RyR1 bound to modulator FKBP12

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument FEI VITROBOT MARK III
Cryogen Name NITROGEN
Sample Vitrification Details Protein solution was applied to glow-discharged carbon coated grid and blotted for 2 seconds before plunging into liquid nitrogen (FEI VITROBOT MARK III)
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 65872
Reported Resolution (Å) 3.8
Resolution Method FSC 0.143 CUT-OFF
Other Details All two- and three-dimensional classifications and refinements were performed using RELION 1.3. The model was built manually in COOT, and was refined in real space using Phenix and in reciprocal space using Refmac.
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector Type FEI FALCON II (4k x 4k)
Electron Dose (electrons/Å2) 40
Imaging Experiment
Date of Experiment 2014-06-21
Temprature (Kelvin)
Microscope Model FEI POLARA 300
Minimum Defocus (nm) 1900
Maximum Defocus (nm) 5600
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS 2
Imaging Mode BRIGHT FIELD
Specimen Holder Model ?
Nominal Magnification 78000
Calibrated Magnification 104748
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
CTF CORRECTION CTFFIND 3
MODEL FITTING Coot ?
MODEL FITTING PHENIX ?
MODEL FITTING REFMAC ?
RECONSTRUCTION RELION 1.3
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
. Contrast transfer function parameters were estimated using CTFFIND3
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