9F2K | pdb_00009f2k

Myo-inositol-1-phosphate synthase from Thermochaetoides thermophila in complex with NAD


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
in silico modelAlphaFold 
Sample
Native homotetramer of the Myo-inositol-1-phosphate synthase
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details6 s blot time with a blot force of -1
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles255354
Reported Resolution (Å)2.48
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryD2
Map-Model Fitting and Refinement
Id12
Refinement SpaceREALREAL
Refinement ProtocolFLEXIBLE FITFLEXIBLE FIT
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeFEI FALCON III (4k x 4k)
Electron Dose (electrons/Å**2)28
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS GLACIOS
Minimum Defocus (nm)800
Maximum Defocus (nm)2000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelOTHER
Nominal Magnification240000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)200
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONcryoSPARC3.3.2
IMAGE ACQUISITIONEPU2.6
CTF CORRECTIONcryoSPARC3.3.2
MODEL FITTINGUCSF ChimeraX1.6.1
MODEL REFINEMENTPHENIX1.20.1-4487
MODEL FITTINGUCSF ChimeraX1.6.1
MODEL REFINEMENTCoot0.9.8.1
INITIAL EULER ASSIGNMENTcryoSPARC3.3.2
FINAL EULER ASSIGNMENTcryoSPARC3.3.2
CLASSIFICATIONcryoSPARC3.3.2
RECONSTRUCTIONcryoSPARC4.4.1
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION309043