7M05

CryoEM structure of PRMT5 bound to covalent PBM-site inhibitor BRD-6988


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d10.829
f_angle_d0.843
f_chiral_restr0.058
f_bond_d0.01
f_plane_restr0.005
Sample
Hetero-octamer complex of PRMT5 and WDR77
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles443624
Reported Resolution (Å)2.39
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryD2
Map-Model Fitting and Refinement
Id1 (6V0P)
Refinement SpaceREAL
Refinement ProtocolRIGID BODY FIT
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å**2)62.4
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)1400
Maximum Defocus (nm)2100
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification130000
Calibrated Magnification46296
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONcisTEM1.00
IMAGE ACQUISITIONEPU2.4.0.47REL
CTF CORRECTIONcisTEM1.00
MODEL FITTINGPHENIX1.16-3549
MODEL REFINEMENTPHENIX1.16-3549
INITIAL EULER ASSIGNMENTcisTEM1.00
FINAL EULER ASSIGNMENTcisTEM1.00
CLASSIFICATIONcisTEM1.00
RECONSTRUCTIONcisTEM1.00
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION956646