8PTY

Cryo-EM structure of human Elp123 in complex with 5'-deoxyadenosine and methionine


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
in silico modelSwissModel 

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d4.68
f_angle_d0.597
f_chiral_restr0.045
f_bond_d0.004
f_plane_restr0.004
Sample
Human Elp123 in complex with 5'-deoxyadenosine and methionine
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentFEI VITROBOT MARK IV
Cryogen NameETHANE
Sample Vitrification Details15 s wait time, blot force 5, 5 s blot time
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles171951
Reported Resolution (Å)3.58
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Map-Model Fitting and Refinement
Id1
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeFEI FALCON III (4k x 4k)
Electron Dose (electrons/Å**2)40
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS KRIOS
Minimum Defocus (nm)900
Maximum Defocus (nm)2700
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification96000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONcryoSPARC
PARTICLE SELECTIONTopaz
IMAGE ACQUISITIONEPU
CTF CORRECTIONcryoSPARC
MODEL FITTINGUCSF ChimeraX
MODEL FITTINGNAMD
INITIAL EULER ASSIGNMENTcryoSPARC
FINAL EULER ASSIGNMENTRELION
CLASSIFICATIONRELION
RECONSTRUCTIONRELION
MODEL REFINEMENTCoot
MODEL REFINEMENTPHENIX
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION264351given number of particles from TOPAZ picking, and after 3D curation