3JBR

Cryo-EM structure of the rabbit voltage-gated calcium channel Cav1.1 complex at 4.2 angstrom

ELECTRON MICROSCOPY

Sample
a membrane protein cryo-sample

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	353372
Reported Resolution (Å)	4.2
Resolution Method	FSC 0.143 CUT-OFF
Other Details	(Single particle details: The particles were selected using RELION.) (Single particle--Applied symmetry: C1)
Refinement Type
Symmetry Type	POINT
Point Symmetry	C1

Map-Model Fitting and Refinement
Id	1 (1T0J)
Refinement Space	REAL
Refinement Protocol	RIGID BODY FIT
Refinement Target
Overall B Value
Fitting Procedure
Details	REFINEMENT PROTOCOL--rigid body DETAILS--The fitting is mostly refer to a related entry

Data Acquisition
Detector Type	GATAN K2 (4k x 4k)
Electron Dose (electrons/Å**2)	50

Imaging Experiment	1
Date of Experiment	2015-02-02
Temperature (Kelvin)
Microscope Model	FEI TITAN KRIOS
Minimum Defocus (nm)	2
Maximum Defocus (nm)	3.3
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
Calibrated Magnification
Source	FIELD EMISSION GUN
Acceleration Voltage (kV)	300
Imaging Details

EM Software
Task	Software Package	Version
MODEL FITTING	Situs
MODEL FITTING	UCSF Chimera
RECONSTRUCTION	RELION

Image Processing
CTF Correction Type	CTF Correction Details	Number of Particles Selected	Particle Selection Details
	each micrograph

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.