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SOLUTION STRUCTURE OF THE EPSILON SUBUNIT OF THE F1-ATPSYNTHASE FROM ESCHERICHIA COLI AND ORIENTATION OF THE SUBUNIT RELATIVE TO THE BETA SUBUNITS OF THE COMPLEX
SOLUTION NMR
NMR Experiment
Experiment
Type
Sample Contents
Solvent
Ionic Strength
pH
Pressure
Temperature (K)
Spectrometer
1
3D NOESY-HSMQC
0.03
7.4
10000 Pa
295
2
3D TOCSY-HSMQC
0.03
7.4
10000 Pa
295
3
3D C(CO)NH
0.03
7.4
10000 Pa
295
4
3D H(CCO)NH
0.03
7.4
10000 Pa
295
5
SIMULTANEOUS 13C/ 15N RESOLVED NOESY
0.03
7.4
10000 Pa
295
6
VARIOUS 2D EXPERIMENTS
0.03
7.4
10000 Pa
295
NMR Spectrometer Information
Spectrometer
Manufacturer
Model
Field Strength
1
GE
GN
500
2
Varian
UNITY
500
NMR Refinement
Method
Details
Software
distance geometry
simulated annealing and molecular dynamics
X-PLOR
NMR Ensemble Information
Conformer Selection Criteria
all calculated structures submitted
Conformers Calculated Total Number
30
Conformers Submitted Total Number
30
Additional NMR Experimental Information
Details
THE STRUCTURE OF THE E. COLI ATPASE EPSILON SUBUNIT WAS DETERMINED USING TRIPLE-RESONANCE NMR EXPERIMENTS WITH 15N AND 13C/15N LABELED PROTEIN.