11NJ | pdb_000011nj

Rabbit muscle Aldolase (C1 symmetry) determined using the SPT Labtech chameleon in the presence of 0.25x SurfACT


ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 6V20 

Refinement

RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d4.244
f_angle_d0.693
f_chiral_restr0.045
f_bond_d0.007
f_plane_restr0.007
Sample
Rabbit muscle Aldolase (C1 symmetry) determined using the SPT Labtech chameleon in the presence of 0.25x SurfACT
Specimen Preparation
Sample Aggregation StatePARTICLE
Vitrification InstrumentSPT LABTECH CHAMELEON
Cryogen NameETHANE
Sample Vitrification DetailsSamples were frozen with the SPT Labtech chameleon
3D Reconstruction
Reconstruction MethodSINGLE PARTICLE
Number of Particles79923
Reported Resolution (Å)2.4
Resolution MethodFSC 0.143 CUT-OFF
Other Details
Refinement Type
Symmetry TypePOINT
Point SymmetryC1
Map-Model Fitting and Refinement
Id1 (6V20)
Refinement SpaceREAL
Refinement ProtocolRIGID BODY FIT
Refinement Target
Overall B Value62.4
Fitting Procedure
Details
Data Acquisition
Detector TypeTFS FALCON 4i (4k x 4k)
Electron Dose (electrons/Å**2)65
Imaging Experiment1
Date of Experiment
Temperature (Kelvin)
Microscope ModelTFS KRIOS
Minimum Defocus (nm)1000
Maximum Defocus (nm)2500
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS2.7
Imaging ModeBRIGHT FIELD
Specimen Holder ModelFEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification165000
Calibrated Magnification
SourceFIELD EMISSION GUN
Acceleration Voltage (kV)300
Imaging Details
EM Software
TaskSoftware PackageVersion
PARTICLE SELECTIONcryoSPARC4.7.1
IMAGE ACQUISITIONEPU2
CTF CORRECTIONcryoSPARC4.7.1
MODEL REFINEMENTPHENIX1.21.1_5286
INITIAL EULER ASSIGNMENTcryoSPARC4.7.1
FINAL EULER ASSIGNMENTcryoSPARC4.7.1
RECONSTRUCTIONcryoSPARC4.7.1
Image Processing
CTF Correction TypeCTF Correction DetailsNumber of Particles SelectedParticle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION