9Z1X | pdb_00009z1x

Cryo-EM structure of human TRPM4 channel in the warm conformation in complex with calcium and TPPO at 37 degrees Celsius (monomeric TMD-focused map with best-resolved TPPO density)

ELECTRON MICROSCOPY

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Sample
human TRPM4 channel in the warm conformation in complex with calcium and TPPO at 37 degrees Celsius

Specimen Preparation
Sample Aggregation State	PARTICLE
Vitrification Instrument
Cryogen Name	ETHANE
Sample Vitrification Details

3D Reconstruction
Reconstruction Method	SINGLE PARTICLE
Number of Particles	8802012
Reported Resolution (Å)	3
Resolution Method	FSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry Type	POINT

Map-Model Fitting and Refinement
Id	1
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details

Data Acquisition
Detector Type	FEI FALCON IV (4k x 4k)
Electron Dose (electrons/Å**2)	40

Imaging Experiment	1
Date of Experiment
Temperature (Kelvin)
Microscope Model	TFS GLACIOS
Minimum Defocus (nm)	500
Maximum Defocus (nm)	1400
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	cryoSPARC
RECONSTRUCTION	RELION	5.0

Image Processing
CTF Correction Type	CTF Correction Details	Number of Particles Selected	Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION