9E3B | pdb_00009e3b

Cryo-EM structure of PRMT5/WDR77 in complex with 6S complex


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 6V0O 

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d4.4119
f_angle_d0.5065
f_chiral_restr0.0426
f_plane_restr0.0036
f_bond_d0.0031
Sample
PRMT5/WDR77 in complex with 6S
Sample Components
PRMT5/WDR77
6S complex
Methylosome subunit pICln
Small nuclear ribonucleoprotein Sm D1
Small nuclear ribonucleoproteins E, F, G
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentLEICA EM GP
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles377557
Reported Resolution (Å)3.06
Resolution MethodFSC 0.143 CUT-OFF
Other Detailsas in cryosparc
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1 (6V0O, 6V0O, 6V0O)
Refinement SpaceREAL
Refinement ProtocolOTHER
Refinement Targetreal space correlation
Overall B Value110.5
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K3 (6k x 4k)
Electron Dose (electrons/Å**2)53.112
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS TALOS
Minimum Defocus (nm)800
Maximum Defocus (nm)2200
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification36000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)200
Imaging Details
EM Software
TaskSoftware PackageVersion
MODEL REFINEMENTPHENIX1.21.1_5286
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTIONas implemented in cryosparc live2100293topaz