12BM | pdb_000012bm

Human 19S proteasome bound to TXNL1 PITH domain state 2


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 7WSI 
experimental modelPDB 1WWY 
in silico modelAlphaFold 
Sample
Human proteasome from HCT116 cells
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentLEICA EM GP
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles21325
Reported Resolution (Å)3.89
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Map-Model Fitting and Refinement
Id1 (7WSI, 7WSI, 7WSI, 7WSI, 7WSI, 7WSI, 7WSI, 7WSI, 7WSI, 7WSI, 7WSI, 7WSI, 7WSI, 7WSI, 7WSI, 7WSI, 7WSI, 7WSI, 1WWY)
Refinement SpaceREAL
Refinement ProtocolRIGID BODY FIT
Refinement TargetCross-correlation coefficient
Overall B Value51
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 (6k x 4k)
Electron Dose (electrons/Å**2)55.6
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TALOS ARCTICA
Minimum Defocus (nm)800
Maximum Defocus (nm)2000
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification100000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)200
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONcryoSPARC4.5.3
IMAGE ACQUISITIONEPU
CTF CORRECTIONcryoSPARC4.5.3
MODEL FITTINGUCSF ChimeraX1.9
MODEL FITTINGCoot0.9.8.93 EL
MODEL FITTINGISOLDE1.9
INITIAL EULER ASSIGNMENTcryoSPARC4.5.3
FINAL EULER ASSIGNMENTcryoSPARC4.5.3
CLASSIFICATIONcryoSPARC4.5.3
RECONSTRUCTIONcryoSPARC4.5.3
MODEL REFINEMENTPHENIX1.21.2
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION1504498