6DQZ

Class 4 IP3-bound human type 3 1,4,5-inositol trisphosphate receptor


ELECTRON MICROSCOPY
Sample
human type 3 inositol 1,4,5-trisphosphate receptor
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification DetailsBlot for 2 seconds prior to freezing
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles9535
Reported Resolution (Å)6.01
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1
Refinement SpaceREAL
Refinement ProtocolAB INITIO MODEL
Refinement Targetmap-to-model FSC
Overall B Value376.7
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å**2)61
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)1000
Maximum Defocus (nm)
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification22500
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
IMAGE ACQUISITIONSerialEM
CTF CORRECTIONCTFFIND
MODEL FITTINGUCSF Chimera
INITIAL EULER ASSIGNMENTFREALIGN
FINAL EULER ASSIGNMENTFREALIGN
CLASSIFICATIONRELION
RECONSTRUCTIONFREALIGN
MODEL REFINEMENTPHENIX
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION302966