7FD9

Thermostabilised full length human mGluR5-5M with orthosteric antagonist, LY341495


ELECTRON MICROSCOPY
Sample
Human FL mGluR5-5M with orthosteric antagonist LY341495 and NAM MPEP
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification DetailsBlot force was 10, 3.5 seconds blotting time
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles142191
Reported Resolution (Å)4
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC2
Map-Model Fitting and Refinement
Id1 (7P2L, 6N52)
Refinement SpaceRECIPROCAL
Refinement ProtocolOTHER
Refinement Target
Overall B Value147.5
Fitting Procedure
DetailsRefinement was performed with jelly body restraints
Data Acquisition
Detector TypeGATAN K2 QUANTUM (4k x 4k)
Electron Dose (electrons/Å**2)49.9
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)1200
Maximum Defocus (nm)2800
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification130000
Calibrated Magnification44500
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONTopaz
IMAGE ACQUISITIONSerialEM
CTF CORRECTIONCTFFIND4
MODEL FITTINGCoot0.9.3
MODEL FITTINGUCSF Chimera1.15
MODEL REFINEMENTREFMAC5.8.0267
INITIAL EULER ASSIGNMENTRELION3.1
FINAL EULER ASSIGNMENTRELION3.1
CLASSIFICATIONRELION3.1
RECONSTRUCTIONRELION3.1
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION994036