6M6F

Solution structure of disulfide bond mutaion of the core domain of Fibroblast growth factor 21 (FGF21)

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	0.5 mM [U-99% 15N] FGF21SS, 20 mM sodium phosphate, 100 mM sodium chloride, 0.2 % w/v sodium azide	90% H2O/10% D2O	160 mM	7.0	1 atm	298	Bruker AVANCE III 600
2	2D 1H-15N HSQC	0.5 mM [U-99% 13C; U-99% 15N] FGF21SS, 20 mM sodium phosphate, 100 mM sodium chloride, 0.2 % w/v sodium azide	90% H2O/10% D2O	160 mM	7.0	1 atm	298	Bruker AVANCE III 600
3	2D 1H-15N HSQC	0.5 mM [U-99% 13C; U-99% 15N] FGF21SS, 20 mM sodium phosphate, 100 mM sodium chloride, 0.2 % w/v sodium azide	100% D2O	160 mM	7.0	1 atm	298	Bruker AVANCE III 600
4	3D CBCA(CO)NH	0.5 mM [U-99% 13C; U-99% 15N] FGF21SS, 20 mM sodium phosphate, 100 mM sodium chloride, 0.2 % w/v sodium azide	90% H2O/10% D2O	160 mM	7.0	1 atm	298	Bruker AVANCE III 850
5	3D HNCO	0.5 mM [U-99% 13C; U-99% 15N] FGF21SS, 20 mM sodium phosphate, 100 mM sodium chloride, 0.2 % w/v sodium azide	90% H2O/10% D2O	160 mM	7.0	1 atm	298	Bruker AVANCE III 850
6	3D HNCA	0.5 mM [U-99% 13C; U-99% 15N] FGF21SS, 20 mM sodium phosphate, 100 mM sodium chloride, 0.2 % w/v sodium azide	90% H2O/10% D2O	160 mM	7.0	1 atm	298	Bruker AVANCE III 850
7	3D HNCACB	0.5 mM [U-99% 13C; U-99% 15N] FGF21SS, 20 mM sodium phosphate, 100 mM sodium chloride, 0.2 % w/v sodium azide	90% H2O/10% D2O	160 mM	7.0	1 atm	298	Bruker AVANCE III 850
8	3D HBHA(CO)NH	0.5 mM [U-99% 13C; U-99% 15N] FGF21SS, 20 mM sodium phosphate, 100 mM sodium chloride, 0.2 % w/v sodium azide	90% H2O/10% D2O	160 mM	7.0	1 atm	298	Bruker AVANCE III 850
9	3D HN(CO)CA	0.5 mM [U-99% 13C; U-99% 15N] FGF21SS, 20 mM sodium phosphate, 100 mM sodium chloride, 0.2 % w/v sodium azide	90% H2O/10% D2O	160 mM	7.0	1 atm	298	Bruker AVANCE III 850
10	3D HN(CA)CO	0.5 mM [U-99% 13C; U-99% 15N] FGF21SS, 20 mM sodium phosphate, 100 mM sodium chloride, 0.2 % w/v sodium azide	90% H2O/10% D2O	160 mM	7.0	1 atm	298	Bruker AVANCE III 850
11	3D 1H-13C NOESY	0.5 mM [U-99% 13C; U-99% 15N] FGF21SS, 20 mM sodium phosphate, 100 mM sodium chloride, 0.2 % w/v sodium azide	90% H2O/10% D2O	160 mM	7.0	1 atm	298	Bruker AVANCE III 850
12	3D 1H-15N NOESY	0.5 mM [U-99% 15N] FGF21SS, 20 mM sodium phosphate, 100 mM sodium chloride, 0.2 % w/v sodium azide	90% H2O/10% D2O	160 mM	7.0	1 atm	298	Bruker AVANCE III 600
13	3D HCCH-TOCSY	0.5 mM [U-99% 13C; U-99% 15N] FGF21SS, 20 mM sodium phosphate, 100 mM sodium chloride, 0.2 % w/v sodium azide	100% D2O	160 mM	7.0	1 atm	298	Bruker AVANCE III 600
14	3D HCCH-COSY	0.5 mM [U-99% 13C; U-99% 15N] FGF21SS, 20 mM sodium phosphate, 100 mM sodium chloride, 0.2 % w/v sodium azide	100% D2O	160 mM	7.0	1 atm	298	Bruker AVANCE III 600
15	3D 1H-13C NOESY	0.5 mM [U-99% 13C; U-99% 15N] FGF21SS, 20 mM sodium phosphate, 100 mM sodium chloride, 0.2 % w/v sodium azide	100% D2O	160 mM	7.0	1 atm	298	Bruker AVANCE III 850

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE III	600
2	Bruker	AVANCE III	850

NMR Refinement
Method	Details	Software
simulated annealing		X-PLOR NIH

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	200
Conformers Submitted Total Number	10
Representative Model	1 (closest to the average)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	TopSpin		Bruker Biospin
2	processing	NMRPipe		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
3	chemical shift assignment	CcpNmr Analysis		CCPN
4	structure calculation	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore
5	refinement	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore

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.