2JSV

Dipole tensor-based refinement for atomic-resolution structure determination of a nanocrystalline protein by solid-state NMR spectroscopy

SOLID-STATE NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	CC 2D DARR Mixing	14 mg/mL (1,3) 13C glycerol, U15N protein, (4R)-2-Metylpentane-2,4-Diol (50% v/v), Isopropyl alcohol (25% v/v), 25 mg/mL GB1 in 50 mM sodium phosphate buffered H2O	H2O		5.5	ambient	281
2	CC 2D DARR Mixing	14 mg/mL 2 13C glycerol, Uniform 15N protein, (4R)-2-Metylpentane-2,4-Diol (50% v/v), Isopropyl alcohol (25% v/v), 25 mg/mL GB1 in 50 mM sodium phosphate buffered H2O	H2O		5.5	ambient	281
3	NN 2D PDSD Mixing	14 mg/mL [U-99% 15N] protein, (4R)-2-Metylpentane-2,4-Diol (50% v/v), Isopropyl alcohol (25% v/v), 25 mg/mL GB1 in 50 mM sodium phosphate buffered H2O	H2O		5.5	ambient	281
4	HN-HN VEAN	14 mg/mL [U-99% 15N] protein, (4R)-2-Metylpentane-2,4-Diol (50% v/v), Isopropyl alcohol (25% v/v), 25 mg/mL GB1 in 50 mM sodium phosphate buffered H2O	H2O		5.5	ambient	281
5	HN-NCA-HA VEAN	14 mg/mL [U-99% 13C; U-99% 15N] protein, (4R)-2-Metylpentane-2,4-Diol (50% v/v), Isopropyl alcohol (25% v/v), 25 mg/mL GB1 in 50 mM sodium phosphate buffered H2O	H2O		5.5	ambient	281
6	NCACX, NCOCX 3D	14 mg/mL [U-99% 13C; U-99% 15N] protein, (4R)-2-Metylpentane-2,4-Diol (50% v/v), Isopropyl alcohol (25% v/v), 25 mg/mL GB1 in 50 mM sodium phosphate buffered H2O	H2O		5.5	ambient	281
7	N(HH)C; C(HH)C	14 mg/mL [U-100% 13C; U-100% 15N] protein, (4R)-2-Metylpentane-2,4-Diol (50% v/v), Isopropyl alcohol (25% v/v), 25 mg/mL GB1 in 50 mM sodium phosphate buffered H2O	H2O		5.5	ambient	281

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	750
2	Varian	Infinity Plus	600
3	Varian	Infinity Plus	500

NMR Refinement
Method	Details	Software
DGSA-distance geometry simulated annealing, simulated annealing	50,000 steps at 2500 K, decreased over 25,000 steps to 1000 K, 1 fs step size, 70,000 steps from 1000K to 300 K, 1 fs step size	X-PLOR NIH

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	260
Conformers Submitted Total Number	10
Representative Model	1 (lowest energy)

Additional NMR Experimental Information
Details	The precipitant was packed with excess mother liquor for data acquisition.

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	X-PLOR NIH	2.16.0	Schwieters, Kuszewski, Tjandra and Clore
2	refinement	X-PLOR NIH	2.16.0	Schwieters, Kuszewski, Tjandra and Clore
3	geometry optimization	X-PLOR NIH	2.16.0	Schwieters, Kuszewski, Tjandra and Clore
4	processing	NMRPipe		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
5	chemical shift assignment	Sparky		Goddard
6	data analysis	Procheck		Laskowski, MacArthur, Smith, Jones, Hutchinson, Morris, Moss

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.