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Cryo-EM structure of PRMT5/WDR77 in complex with 6S complex (GRG local refine)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6V0O
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 4.6018 f_angle_d 0.5204 f_chiral_restr 0.042 f_plane_restr 0.0037 f_bond_d 0.0027
Sample PRMT5/WDR77 in complex with 6S (GRG active site local refine) Sample Components PRMT5/WDR77 6S complex Methylosome subunit pICln Small nuclear ribonucleoprotein Sm D1 Small nuclear ribonucleoproteins E, F, G
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument LEICA EM GP Cryogen Name ETHANE Sample Vitrification Details
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 530317 Reported Resolution (Å) 3.19 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 (6V0O) Refinement Space REAL Refinement Protocol OTHER Refinement Target real space correlation Overall B Value 110.3 Fitting Procedure Details
Data Acquisition Detector Type GATAN K3 (6k x 4k) Electron Dose (electrons/Å**2) 53.112
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS TALOS Minimum Defocus (nm) 800 Maximum Defocus (nm) 2200 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 36000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 200 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION Topaz IMAGE ACQUISITION SerialEM 4.1 CTF CORRECTION cryoSPARC 4.4.1 MODEL FITTING UCSF ChimeraX MODEL FITTING ISOLDE CLASSIFICATION cryoSPARC 4.41 RECONSTRUCTION cryoSPARC 4.4.1 MODEL REFINEMENT PHENIX 1.21.1_5286 MODEL REFINEMENT Coot 0.9.6
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING AND AMPLITUDE CORRECTION as implemented in cryosparc live 2100293 topaz