6ACH

Structure of NAD+-bound leucine dehydrogenase from Geobacillus stearothermophilus by cryo-EM


ELECTRON MICROSCOPY

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d7.647
f_angle_d1.148
f_chiral_restr0.067
f_bond_d0.013
f_plane_restr0.007
Sample
Binary complex of leucine dehydrogenase with NAD+
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification Instrument
Cryogen NameETHANE
Sample Vitrification Details
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles92034
Reported Resolution (Å)3.2
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryD4
Map-Model Fitting and Refinement
Id1
Refinement Space
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details
Data Acquisition
Detector TypeGATAN K2 SUMMIT (4k x 4k)
Electron Dose (electrons/Å**2)2.7
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelJEOL KYOTO-3000SFF
Minimum Defocus (nm)
Maximum Defocus (nm)
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging ModeBRIGHT FIELD
Specimen Holder Model
Nominal Magnification
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONEMAN2
CTF CORRECTIONCTFFIND
MODEL REFINEMENTPHENIX1.12
INITIAL EULER ASSIGNMENTEMAN2
FINAL EULER ASSIGNMENTRELION2.0.3
CLASSIFICATIONRELION2.0.3
RECONSTRUCTIONRELION2.0.3
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING ONLY