ISDA

8DG4

ELECTRON MICROSCOPY

Sample

Octameric Structure of Enolase from Streptococcus Pyogenes

Specimen Preperation

Sample Aggregation State	PARTICLE
Vitrification Instrument	FEI VITROBOT MARK IV
Cryogen Name	ETHANE
Sample Vitrification Details	?

3D Reconstruction

Reconstruction Method	SINGLE PARTICLE
Number of Particles	813556
Reported Resolution (Å)	3.12
Resolution Method	FSC 0.33 CUT-OFF
Other Details	?
Refinement Type
Symmetry Type	POINT

Map-Model Fitting and Refinement

ID	1
Refinement Space	?
Refinement Protocol	?
Refinement Target	?
Overall B Value	?
Fitting Procedure	?
Details	?

Data Acquisition

Detector Type	GATAN K2 QUANTUM (4k x 4k)
Electron Dose (electrons/Å²)	61.37

Imaging Experiment

Date of Experiment	?
Temprature (Kelvin)
Microscope Model	TFS KRIOS
Minimum Defocus (nm)	1100
Maximum Defocus (nm)	3200
Minimum Tilt Angle (degrees)	?
Maximum Tilt Angle (degrees)	?
Nominal CS	2.7
Imaging Mode	BRIGHT FIELD
Specimen Holder Model	?
Nominal Magnification	?
Calibrated Magnification	?
Source	FIELD EMISSION GUN
Acceleration Voltage (kV)	300
Imaging Details	?

Imaging Experiment

Task	Software Package	Version
IMAGE ACQUISITION	cryoSPARC	3.3.1
CTF CORRECTION	cryoSPARC	3.3.1
INITIAL EULER ASSIGNMENT	cryoSPARC	3.3.1
CLASSIFICATION	cryoSPARC	3.3.1
RECONSTRUCTION	cryoSPARC	3.3.1

Image Processing

CTF Correction Type	CTF Correction Details	Number of Particles Selected	Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION	?