Experiment: 2N2F

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-1H TOCSY	1 mM [U-15N-GFLI] Dynorphin 1, 150 mM potassium chloride, 40 mM [U-2H] MES, 100 uM DSS, 10 uM KOR, 8 mM DDM, 1.6 mM CHS	90% H2O/10% D2O		6.1	ambient	280
2	2D 1H-1H NOESY	1 mM [U-15N-GFLI] Dynorphin 1, 150 mM potassium chloride, 40 mM [U-2H] MES, 100 uM DSS, 10 uM KOR, 8 mM DDM, 1.6 mM CHS	90% H2O/10% D2O		6.1	ambient	280
3	2D 1H-15N HSQC	1 mM [U-15N-GFLI] Dynorphin 1, 150 mM potassium chloride, 40 mM [U-2H] MES, 100 uM DSS, 10 uM KOR, 8 mM DDM, 1.6 mM CHS	90% H2O/10% D2O		6.1	ambient	280
4	2D 1H-13C HSQC	1 mM [U-15N-GFLIR; U-13C-R] Dynorphin 1, 150 mM potassium chloride, 40 mM [U-2H] MES, 100 uM DSS, 10 uM KOR, 8 mM DDM, 1.6 mM CHS	90% H2O/10% D2O		6.1	ambient	280
5	2D HNCACB	1 mM [U-15N-GFLIR; U-13C-R] Dynorphin 1, 150 mM potassium chloride, 40 mM [U-2H] MES, 100 uM DSS, 10 uM KOR, 8 mM DDM, 1.6 mM CHS	90% H2O/10% D2O		6.1	ambient	280
6	15N T1 T2 hetNOE	1 mM [U-15N-GFLI] Dynorphin 1, 150 mM potassium chloride, 40 mM [U-2H] MES, 100 uM DSS, 10 uM KOR, 8 mM DDM, 1.6 mM CHS	90% H2O/10% D2O		6.1	ambient	280
7	15N T2	1 mM [U-15N-GFLIR; U-13C-R] Dynorphin 1, 150 mM potassium chloride, 40 mM [U-2H] MES, 100 uM DSS, 10 uM KOR, 8 mM DDM, 1.6 mM CHS	90% H2O/10% D2O		6.1	ambient	280

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

NMR Refinement
Method	Details	Software
simulated annealing, molecular dynamics		TopSpin

NMR Ensemble Information
Conformer Selection Criteria	structures with the least restraint violations
Conformers Calculated Total Number	1000
Conformers Submitted Total Number	10
Representative Model	1 (fewest violations)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	TopSpin	3.2	Bruker Biospin
2	peak picking	TopSpin	3.2	Bruker Biospin
3	chemical shift assignment	TopSpin	3.2	Bruker Biospin
4	geometry optimization	Amber	14	Case, Darden, Cheatham, III, Simmerling, Wang, Duke, Luo, and Kollman
5	structure solution	Amber	14	Case, Darden, Cheatham, III, Simmerling, Wang, Duke, Luo, and Kollman
6	refinement	Amber	14	Case, Darden, Cheatham, III, Simmerling, Wang, Duke, Luo, and Kollman

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 R01GM133198.