6AUI

Human ribonucleotide reductase large subunit (alpha) with dATP and CDP


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d9.013
f_angle_d0.928
f_chiral_restr0.055
f_bond_d0.007
f_plane_restr0.007
Sample
Human ribonucleotide reductase large subnunit (alpha)
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentHOMEMADE PLUNGER
Cryogen NameETHANE
Sample Vitrification Detailsmanual blot with a strip of Whatman paper until drop stops wicking determined visually
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles43885
Reported Resolution (Å)3.3
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryD3
Map-Model Fitting and Refinement
Id1
Refinement SpaceREAL
Refinement ProtocolFLEXIBLE FIT
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å**2)44
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelFEI TITAN KRIOS
Minimum Defocus (nm)800
Maximum Defocus (nm)2800
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification22500
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONFindEM
IMAGE ACQUISITIONLeginon
CTF CORRECTIONSPARX
MODEL FITTINGUCSF Chimera
FINAL EULER ASSIGNMENTSPARX
RECONSTRUCTIONSPARX
MODEL REFINEMENTPHENIX
MODEL REFINEMENTCoot
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION