2JWS

Solution NMR structures of two designed proteins with 88% sequence identity but different fold and function

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	02~0.4 mM [U-100% 13C; U-100% 15N] Ga88	90% H2O/10% D2O	50	7	ambient	295
2	3D HNCACB	02~0.4 mM [U-100% 13C; U-100% 15N] Ga88	90% H2O/10% D2O	50	7	ambient	295
3	3D CBCA(CO)NH	02~0.4 mM [U-100% 13C; U-100% 15N] Ga88	90% H2O/10% D2O	50	7	ambient	295
4	3D HBHA(CO)NH	02~0.4 mM [U-100% 13C; U-100% 15N] Ga88	90% H2O/10% D2O	50	7	ambient	295
5	3D H(CCO)NH	02~0.4 mM [U-100% 13C; U-100% 15N] Ga88	90% H2O/10% D2O	50	7	ambient	295
6	3D C(CO)NH	02~0.4 mM [U-100% 13C; U-100% 15N] Ga88	90% H2O/10% D2O	50	7	ambient	295
7	3D HNCO	02~0.4 mM [U-100% 13C; U-100% 15N] Ga88	90% H2O/10% D2O	50	7	ambient	295
8	3D 1H-15N NOESY	02~0.4 mM [U-100% 13C; U-100% 15N] Ga88	90% H2O/10% D2O	50	7	ambient	295
9	3D 1H-13C NOESY aliphatic	02~0.4 mM [U-100% 13C; U-100% 15N] Ga88	90% H2O/10% D2O	50	7	ambient	295
10	3D 1H-13C NOESY aromatic	02~0.4 mM [U-100% 13C; U-100% 15N] Ga88	90% H2O/10% D2O	50	7	ambient	295

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DRX	600

NMR Refinement
Method	Details	Software
simulated annealing		CNS

NMR Ensemble Information
Conformer Selection Criteria	structures with acceptable covalent geometry
Conformers Calculated Total Number	300
Conformers Submitted Total Number	20
Representative Model	1 (closest to the average)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	CNS	1.1	Brunger, Adams, Clore, Gros, Nilges and Read
2	collection	XwinNMR	2.5	Bruker Biospin
3	processing	NMRPipe		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
4	data analysis	Sparky	3	Goddard
5	refinement	CNS	1.1	Brunger, Adams, Clore, Gros, Nilges and Read