Experiment: 1ON4

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	CBCANH	13C and 15N labeled sample	100mM potassium phosphate buffer and 2mM DTT, pH 7, containing 10% D2O	100mM potassium phosphate	7	ambient	298
2	CBCA(CO)NH	13C and 15N labeled sample	100mM potassium phosphate buffer and 2mM DTT, pH 7, containing 10% D2O	100mM potassium phosphate	7	ambient	298
3	HNCO	13C and 15N labeled sample	100mM potassium phosphate buffer and 2mM DTT, pH 7, containing 10% D2O	100mM potassium phosphate	7	ambient	298
4	HN(CA)CO	13C and 15N labeled sample	100mM potassium phosphate buffer and 2mM DTT, pH 7, containing 10% D2O	100mM potassium phosphate	7	ambient	298
5	(H)CCH-TOCSY	13C and 15N labeled sample	100mM potassium phosphate buffer and 2mM DTT, pH 7, containing 10% D2O	100mM potassium phosphate	7	ambient	298
6	2D NOESY	unlabeled sample	100mM potassium phosphate buffer and 2mM DTT, pH 7, contaning 90% D2O	100mM potassium phosphate	7	ambient	298
7	3D_15N-separated_NOESY	15N labeled sample	100mM potassium phosphate buffer and 2mM DTT, pH 7, containing 10% D2O	100mM potassium phosphate	7	ambient	298
8	3D_13C-separated_NOESY	13C and 15N labeled sample	100mM potassium phosphate buffer and 2mM DTT, pH 7, containing 10% D2O	100mM potassium phosphate	7	ambient	298
9	HNHA	15N labeled sample	100mM potassium phosphate buffer and 2mM DTT, pH 7, containing 10% D2O	100mM potassium phosphate	7	ambient	298
10	2D NOESY	unlabeled sample	100mM potassium phosphate buffer and 2mM DTT, pH 7, containing 10% D2O	100mM potassium phosphate	7	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	500
2	Bruker	AVANCE	600
3	Bruker	AVANCE	700
4	Bruker	AVANCE	800

NMR Refinement
Method	Details	Software
torsion angle dynamics coupled to simulated annealing followed by restrained energy minimization	the structures are based on a total of 3492 NOE-derived distance constraints, 181 dihedral angle restraints and 88 stereospecifically assigned proton pairs	XwinNMR

NMR Ensemble Information
Conformer Selection Criteria	target function
Conformers Calculated Total Number	300
Conformers Submitted Total Number	30

Additional NMR Experimental Information
Details	HNHB experiments and TOCSY 2D were also acquired

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	XwinNMR
2	data analysis	XEASY	version 1.3
3	data analysis	GARANT	2.0
4	structure solution	DYANA	1.5
5	structure solution	CYANA	1.0
6	refinement	Amber	5
7	processing	XwinNMR

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.