2PQ4

NMR solution structure of NapD in complex with NapA1-35 signal peptide

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D_15N-separated_NOESY	1.3 mM NAPD U-15N and/or U-13C, 1.6 mM NAPA1-35	50mM Sodium phosphate buffer, 0.15M NaCl, 0.02% NaN3, 0.001M DTT, 0.2mM PMSF, pH 5.9, 10% D2O or 100% D2O	50mM NaHPO4, 0.150M NaCl	5.9	1 atm	312.4
2	3D_13C-separated_NOESY	1.3 mM NAPD U-15N and/or U-13C, 1.6 mM NAPA1-35	50mM Sodium phosphate buffer, 0.15M NaCl, 0.02% NaN3, 0.001M DTT, 0.2mM PMSF, pH 5.9, 10% D2O or 100% D2O	50mM NaHPO4, 0.150M NaCl	5.9	1 atm	312.4
3	3D_15N/13C-FILTERED/EDITED NOESY	1.3 mM NAPD U-15N and/or U-13C, 1.6 mM NAPA1-35	50mM Sodium phosphate buffer, 0.15M NaCl, 0.02% NaN3, 0.001M DTT, 0.2mM PMSF, pH 5.9, 10% D2O or 100% D2O	50mM NaHPO4, 0.150M NaCl	5.9	1 atm	312.4
4	2D_15N/13C-DOUBLE FILTERED NOESY	1.3 mM NAPD U-15N and/or U-13C, 1.6 mM NAPA1-35	50mM Sodium phosphate buffer, 0.15M NaCl, 0.02% NaN3, 0.001M DTT, 0.2mM PMSF, pH 5.9, 10% D2O or 100% D2O	50mM NaHPO4, 0.150M NaCl	5.9	1 atm	312.4

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

NMR Refinement
Method	Details	Software
CYANA2.1 TORSION ANGLE DYNAMICS	XPLOR-NIH NMR 2112 REFINE algorithm for structure refinement	CYANA

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	40
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	CYANA	2.1	Guntert, P.
2	data analysis	CARA/NEASY	1.5.5	Keller, R.
3	processing	XwinNMR	3.5	Bruker BioSpin
4	processing	NMRPipe	2.2	Delaglio, F., Grzesiek, S., Bax, A.
5	refinement	X-PLOR-NIH NMR	2.11.2	Schwieters, C.D., Kuszewski, J.J., Tjandra, N., Clore, G.M.