2OFQ

NMR Solution Structure of a complex between the VirB9/VirB7 interaction domains of the pKM101 type IV secretion system

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D_15N-separated_NOESY	15N VirB7, unlabelled virB9, 20mM sodium phosphate buffer, 0.1mM EDTA, 90% H2O, 10% D2O	90% H2O/10% D2O	100mM NaCl	6.7	ambient	298
2	3D_13C-separated_NOESY	15N,13C VirB7, unlabelled virB9, 20mM sodium phosphate buffer, 0.1mM EDTA	100% D2O	100mM NaCl	6.7	ambient	298
3	3D_15N-separated_NOESY	15N VirB9, unlabelled virB7, 20mM sodium phosphate buffer, 0.1mM EDTA, 90% H2O, 10% D2O	90% H2O/10% D2O	100mM NaCl	6.7	ambient	298
4	3D_13C-separated_NOESY	15N,13C VirB9, unlabelled virB7, 20mM sodium phosphate buffer, 0.1mM EDTA	100% D2O	100mM NaCl	6.7	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	UNITYPLUS	500
2	Varian	INOVA	800
3	Varian	INOVA	600
4	Varian	INOVA	800

NMR Refinement
Method	Details	Software
simulated annealing		CNS

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	100
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	CNS	1.1	Brunger A. T. etall

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.