1M11

structural model of human decay-accelerating factor bound to echovirus 7 from cryo-electron microscopy

ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1G40
experimental model	PDB	1COV
experimental model	PDB	1EV1

Sample
human decay-accelerating factor, HUMAN ECHOVIRUS 7 COAT PROTEINS

Specimen Preparation
Sample Aggregation State	PARTICLE
Vitrification Instrument
Cryogen Name
Sample Vitrification Details	SAMPLES WERE PREPARED AS THIN LAYERS OF VITREOUS ICE AND MAINTAINED AT NEAR LIQUID NITROGEN TEMPERATURE IN THE ELECTRON MICROSCOPE ...	SAMPLES WERE PREPARED AS THIN LAYERS OF VITREOUS ICE AND MAINTAINED AT NEAR LIQUID NITROGEN TEMPERATURE IN THE ELECTRON MICROSCOPE WITH A GATAN 626 CRYOTRANSFER HOLDER

3D Reconstruction
Reconstruction Method	SINGLE PARTICLE
Number of Particles
Reported Resolution (Å)	16
Resolution Method
Other Details	The echovirus 7 structure is unknown, the model used here is from coxsackievirus B3 (1COV) and echovirus 1 (1EV1).The DAF receptor model is from 1g40. ...	The echovirus 7 structure is unknown, the model used here is from coxsackievirus B3 (1COV) and echovirus 1 (1EV1).The DAF receptor model is from 1g40. Only CA coordinates are presented in the entry.
Refinement Type
Symmetry Type	POINT
Point Symmetry	I

Map-Model Fitting and Refinement
Id	1 (1G40, 1COV, 1EV1)
Refinement Space	REAL
Refinement Protocol
Refinement Target
Overall B Value
Fitting Procedure
Details

Data Acquisition
Detector Type
Electron Dose (electrons/Å**2)	16.6

Imaging Experiment	1
Date of Experiment	2001-09-10
Temperature (Kelvin)	120
Microscope Model	FEI/PHILIPS CM300FEG/T
Minimum Defocus (nm)	1800
Maximum Defocus (nm)	4200
Minimum Tilt Angle (degrees)
Maximum Tilt Angle (degrees)
Nominal CS
Imaging Mode	BRIGHT FIELD
Specimen Holder Model
Nominal Magnification	45000
Calibrated Magnification
Source	FIELD EMISSION GUN
Acceleration Voltage (kV)	300
Imaging Details

EM Software
Task	Software Package	Version
MODEL FITTING	EMfit
RECONSTRUCTION	PFT

Image Processing
CTF Correction Type	CTF Correction Details	Number of Particles Selected	Particle Selection Details
	CTF correction of each micrograph

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.