2F40

Structure of a Novel Protein from Backbone-Centered NMR Data and NMR-Assisted Structure Prediction

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	15N IPAP HSQC	2mM PF1455 U-15N, 20mM Tris, 70mM NaCl, pH 7.0	90% H20, 10% D20	70mM NaCl	7.0	ambient	298
2	3D_15N-separated_NOESY	2mM PF1455 U-15N, 20mM Tris, 70mM NaCl, pH 7.0	90% H20, 10% D20	70mM NaCl	7.0	ambient	298
3	HNCA-ECOSY	2mM PF1455 U-15N, 20mM Tris, 70mM NaCl, pH 7.0	90% H20, 10% D20	70mM NaCl	7.0	ambient	298
4	HNCAHA	2mM PF1455 U-15N, 20mM Tris, 70mM NaCl, pH 7.0	90% H20, 10% D20	70mM NaCl	7.0	ambient	298
5	3D TOCSY	2mM PF1455 U-15N, 20mM Tris, 70mM NaCl, pH 7.0	90% H20, 10% D20	70mM NaCl	7.0	ambient	298
6	15N IPAP HSQC	1.14mM PF1455 U-15N/16%13C, 11mM Tris, 40mM NaCl, 10mg/ml Phage	Phage in 90% H2O, 10% D2O	40mM NaCl	7.0	ambient	298
7	HNCA-ECOSY	1.14mM PF1455 U-15N/16%13C, 11mM Tris, 40mM NaCl, 10mg/ml Phage	Phage in 90% H2O, 10% D2O	40mM NaCl	7.0	ambient	298
8	15N IPAP HSQC	1.2mM PF1455 U-15N/16%13C, 20mM Tris, 70mM NaCl, 3% C12E5/hexanol, pH 7.0	C12E5 in 90% H2O, 10% D2O	70mM NaCl	7.0	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	600

NMR Refinement
Method	Details	Software
RDC directed fragment assembly	limited amounts of structural data are used to improve an initial homology search and the data are subsequently used to produce a structure by data-constrained refinement of an identified structural template	NMRPipe

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

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	data analysis	NMRPipe		F. Delaglio, S. Grzesiek, G. W. Vuister, G. Zhu, J. Pfeifer and A. Bax
2	refinement	XPLOR-NIH	2.9.1
3	data analysis	REDCAT	1.0	Valafar, H. & Prestegard J.H.