7UPI

Cryo-EM structure of SHOC2-PP1c-MRAS holophosphatase complex


ELECTRON MICROSCOPY
Sample
SHOC2-PP1C-MRAS holophosphatase
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles449384
Reported Resolution (Å)2.89
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1 (3E7A, 3KKO)
Refinement SpaceREAL
Refinement ProtocolFLEXIBLE FIT
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å**2)60
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)500
Maximum Defocus (nm)2300
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification81000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONRELION4.0beta2
PARTICLE SELECTIONTopaz0.2.5
IMAGE ACQUISITIONEPU2.9
CTF CORRECTIONCTFFIND4.1.14
CTF CORRECTIONRELION4.0beta2
MODEL FITTINGUCSF Chimera1.15
INITIAL EULER ASSIGNMENTRELION4.0beta2
FINAL EULER ASSIGNMENTRELION4.0beta2
CLASSIFICATIONRELION4.0beta2
RECONSTRUCTIONRELION4.0beta2
MODEL REFINEMENTPHENIX1.19
MODEL REFINEMENTCoot0.9.6
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION