Experiment: 2JW1

Structural characterization of the type III pilotin-secretin interaction in Shigella flexneri by NMR spectroscopy

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	0.3 -0.5 mM [U-95% 13C; U-95% 15N] MxiM(28-142), 0.5 - 0.7 mM MxiD(553-570)	95% H2O/5% D2O	20	6.5	ambient	288
2	3D CBCA(CO)NH	0.3 -0.5 mM [U-95% 13C; U-95% 15N] MxiM(28-142), 0.5 - 0.7 mM MxiD(553-570)	95% H2O/5% D2O	20	6.5	ambient	288
3	3D HNCO	0.3 -0.5 mM [U-95% 13C; U-95% 15N] MxiM(28-142), 0.5 - 0.7 mM MxiD(553-570)	95% H2O/5% D2O	20	6.5	ambient	288
4	3D HNCA	0.3 -0.5 mM [U-95% 13C; U-95% 15N] MxiM(28-142), 0.5 - 0.7 mM MxiD(553-570)	95% H2O/5% D2O	20	6.5	ambient	288
5	3D HN(CO)CA	0.3 -0.5 mM [U-95% 13C; U-95% 15N] MxiM(28-142), 0.5 - 0.7 mM MxiD(553-570)	95% H2O/5% D2O	20	6.5	ambient	288
6	3D HCCH-TOCSY	0.3 -0.5 mM [U-95% 13C; U-95% 15N] MxiM(28-142), 0.5 - 0.7 mM MxiD(553-570)	95% H2O/5% D2O	20	6.5	ambient	288
7	3D 1H-15N NOESY	0.3 -0.5 mM [U-95% 13C; U-95% 15N] MxiM(28-142), 0.5 - 0.7 mM MxiD(553-570)	95% H2O/5% D2O	20	6.5	ambient	288
8	3D 1H-13C NOESY	0.3 -0.5 mM [U-95% 13C; U-95% 15N] MxiM(28-142), 0.5 - 0.7 mM MxiD(553-570)	95% H2O/5% D2O	20	6.5	ambient	288
9	13C/15N_F1,F2-filtered_NOESY	0.3 -0.5 mM [U-95% 13C; U-95% 15N] MxiM(28-142), 0.5 - 0.7 mM MxiD(553-570)	95% H2O/5% D2O	20	6.5	ambient	288
10	13C/15N_F1,F2-filtered_TOCSY	0.3 -0.5 mM [U-95% 13C; U-95% 15N] MxiM(28-142), 0.5 - 0.7 mM MxiD(553-570)	95% H2O/5% D2O	20	6.5	ambient	288

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

NMR Refinement
Method	Details	Software
simulated annealing, molecular dynamics, torsion angle dynamics	Additional water refinement was made for each of submitted conformers	NMRPipe

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	200
Conformers Submitted Total Number	15
Representative Model	1 (closest to the average)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	NMRPipe		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
2	processing	NMRView	5.0.4	Johnson, One Moon Scientific
3	refinement	ARIA	2.1	Linge, O'Donoghue and Nilges