4B2Q

Model of the yeast F1Fo-ATP synthase dimer based on subtomogram average

ELECTRON MICROSCOPY

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	2WPD

Sample
ATP SYNTHASE DIMER FROM MITOCHONDRIA OF SACCHAROMYCES CEREVISIAE

Specimen Preparation
Sample Aggregation State	CELL
Vitrification Instrument	HOMEMADE PLUNGER
Cryogen Name	ETHANE
Sample Vitrification Details	VITRIFICATION 1 -- CRYOGEN- ETHANE, TEMPERATURE- 100, INSTRUMENT- HOMEMADE PLUNGER, METHOD- SINGLE SIDE MANUAL BLOTTING FOR 5 SECONDS.,

3D Reconstruction
Reconstruction Method	TOMOGRAPHY
Number of Particles	121
Reported Resolution (Å)	37
Resolution Method
Other Details	MODEL BASED ON PDBS 2WPD,2CLY AND 2BO5. SUBMISSION BASED ON EXPERIMENTAL DATA FROM EMDB EMD-2161. (DEPOSITION ID: 10941).
Refinement Type
Symmetry Type	POINT
Point Symmetry	C2

Map-Model Fitting and Refinement
Id	1 (2WPD)
Refinement Space	REAL
Refinement Protocol	RIGID BODY FIT
Refinement Target
Overall B Value
Fitting Procedure
Details	METHOD--RIGID BODY REFINEMENT PROTOCOL--X-RAY

Data Acquisition
Detector Type	GATAN ULTRASCAN 1000 (2k x 2k)
Electron Dose (electrons/Å**2)	160

Imaging Experiment	1
Date of Experiment	2009-03-11
Temperature (Kelvin)	80
Microscope Model	FEI POLARA 300
Minimum Defocus (nm)	6500
Maximum Defocus (nm)	7500
Minimum Tilt Angle (degrees)	-50
Maximum Tilt Angle (degrees)	60
Nominal CS	2
Imaging Mode	BRIGHT FIELD
Specimen Holder Model
Nominal Magnification	41000
Calibrated Magnification	24500
Source	FIELD EMISSION GUN
Acceleration Voltage (kV)	300
Imaging Details

EM Software
Task	Software Package	Version
MODEL FITTING	UCSF Chimera
RECONSTRUCTION	IMOD

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.