9GGM | pdb_00009ggm

Cryo-EM structure of KBTBD4 P313PRR mutant-HDAC2 2:2 complex


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 7ZZT 
in silico modelAlphaFoldAF-Q9N010-F1 

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d3.928
f_angle_d0.774
f_chiral_restr0.048
f_plane_restr0.006
f_bond_d0.004
Sample
KBTBD4 R313PRR cancer mutant in complex with HDAC2 at 2:2 stoichiometry
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles295217
Reported Resolution (Å)2.71
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC2
Map-Model Fitting and Refinement
Id1 (7ZZT)
Refinement SpaceREAL
Refinement ProtocolFLEXIBLE FIT
Refinement Target
Overall B Value107.7
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 BIOQUANTUM (6k x 4k)
Electron Dose (electrons/Å**2)38.6
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)1000
Maximum Defocus (nm)2800
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification105000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
MODEL REFINEMENTPHENIX1.20.1_4487:
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION