1XFN

NMR structure of the ground state of the photoactive yellow protein lacking the N-terminal part

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	HNCA	1mM Delta25-PYP, 15N-13C, 50mM phosphate buffer	90% H2O/10% D2O	50mM phosphate buffer	7	ambient	293
2	CBCA(CO)NH	1mM Delta25-PYP, 15N-13C, 50mM phosphate buffer	90% H2O/10% D2O	50mM phosphate buffer	7	ambient	293
3	3D 15N TOCSY-HSQC	1mM Delta25-PYP 15N, 50mM phosphate buffer	90% H2O/10% D2O	50mM phosphate buffer	7	ambient	293
4	3D_15N-separated_NOESY	1mM Delta25-PYP 15N, 50mM phosphate buffer	90% H2O/10% D2O	50mM phosphate buffer	7	ambient	293
5	2D NOESY	1mM Delta25-PYP 15N, 50mM phosphate buffer	90% H2O/10% D2O	50mM phosphate buffer	7	ambient	293
6	2D TOCSY	1mM Delta25-PYP 15N, 50mM phosphate buffer	90% H2O/10% D2O	50mM phosphate buffer	7	ambient	293
7	HNCO	1mM Delta25-PYP, 15N-13C, 50mM phosphate buffer	90% H2O/10% D2O	50mM phosphate buffer	7	ambient	293
8	HNACB	1mM Delta25-PYP, 15N-13C, 50mM phosphate buffer	90% H2O/10% D2O	50mM phosphate buffer	7	ambient	293
9	13C filtered 2D NOESY	1mM Delta25-PYP, 15N-13C, 50mM phosphate buffer	90% H2O/10% D2O	50mM phosphate buffer	7	ambient	293

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	900
2	Bruker	AVANCE	500
3	Bruker	AVANCE	750

NMR Refinement
Method	Details	Software
torsion angle dynamics, simulated annealing		XwinNMR

NMR Ensemble Information
Conformer Selection Criteria	structures with the least restraint violations
Conformers Calculated Total Number	200
Conformers Submitted Total Number	20
Representative Model	1 (closest to the average)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	XwinNMR	3.1	bruker
2	processing	NMRPipe		johnsin
3	structure solution	CNS	1.2	Brunger
4	refinement	CNS	1.2	Brunger
5	data analysis	NMRView	5.0.4	Delaglio