Experiment: 1Z9V

Solution Structure of MTH0776 from Methanobacterium thermoautotrophicum (strain H)

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D HNCACB, HNCA, CBCA(CO)NH, HNCO, HCCONH, CCONH, 15N-separated NOESY	1mM MTH0776 U-15N,13C; 50mM NaH2PO4 buffer pH6.8, 300mM NaCl, 0.1mM DSS, 15mM DTT, 0.06% NaN3, 90% H2O, 10% D2O	90% H2O/10% D2O	300mM NaCl, 50mM NaH2PO4	6.8	ambient	298
2	D2O-exchange 15N HSQC, 13C-separated NOESY, HCCH-TOCSY	1mM MTH0776 U-15N,13C; 50mM NaH2PO4 buffer pH6.8, 300mM NaCl, 0.1mM DSS, 15mM DTT, 0.06% NaN3, 100% D2O	100% D20	300mM NaCl, 50mM NaH2PO4	6.8	ambient	298
3	HNHA	1mM MTH0776 U-15N; 50mM NaH2PO4 buffer pH6.8, 300mM NaCl, 0.1mM DSS, 15mM DTT, 0.06% NaN3, 90% H2O, 10% D2O	90% H2O/10% D2O	300mM NaCl, 50mM NaH2PO4	6.8	ambient	298
4	2D NOESY	1mM MTH0776 unlabelled; 50mM NaH2PO4 buffer pH6.8, 300mM NaCl, 0.1mM DSS, 15mM DTT, 0.06% NaN3, 90% H2O, 10% D2O	90% H2O/10% D2O	300mM NaCl, 50mM NaH2PO4	6.8	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	500
2	Varian	INOVA	800

NMR Refinement
Method	Details	Software
simulated annealing protocol in XPLOR-NIH	The structures are based on a total of 2048 restraints, 1844 are NOE-derived distance constraints, 164 dihedral angle restraints, 40 distance restraints from hydrogen bonds.	VNMR

NMR Ensemble Information
Conformer Selection Criteria	structures with the least restraint violations
Conformers Calculated Total Number	60
Conformers Submitted Total Number	20
Representative Model	1 (closest to the average)

Additional NMR Experimental Information
Details	The structure was determined using triple-resonance NMR spectroscopy.

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	VNMR	6.1C
2	processing	NMRPipe		Delaglio, F., Grzesiek, S., Vuister, G., Zhu, G., Pfeifer, J. and Bax, A.
3	refinement	XPLOR-NIH	2.9.6