2KSB | pdb_00002ksb

Substance P in isotropic q=0.25 DMPC/CHAPS/GM1 bicelles as a ligand for NK1R

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-1H TOCSY	3.92 mM Substance P-1, 18.5 mM DMPC-2, 74.0 mM CHAPS-3, 5.55 mM GM1-4	90% H2O/10% D2O	minimum	5.5	ambient	298
2	2D 1H-1H NOESY	3.92 mM Substance P-1, 18.5 mM DMPC-2, 74.0 mM CHAPS-3, 5.55 mM GM1-4	90% H2O/10% D2O	minimum	5.5	ambient	298
3	2D DQF-COSY	3.92 mM Substance P-1, 18.5 mM DMPC-2, 74.0 mM CHAPS-3, 5.55 mM GM1-4	90% H2O/10% D2O	minimum	5.5	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DRX	500

NMR Refinement
Method	Details	Software
molecular dynamics, simulated annealing	substance P with NK1, substance P in DMPC/CHAPS/GM1 bicelles from XPLOR; The structures are produced after docking using AUTODOCK using experimental NMR on Chain B	SPARKY-win32

NMR Ensemble Information
Conformer Selection Criteria	highest binding energy
Conformers Calculated Total Number	20
Conformers Submitted Total Number	5
Representative Model	1 (randomly chosen)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	SPARKY-win32		Thomas Goddar
2	structure solution	XPLOR	2.17.0	Charles Schwieters
3	structure solution	AutoDock	4.0	Arthur J. Olson
4	geometry optimization	XPLOR	2.17.0	Charles Schwieters
5	geometry optimization	AutoDock	4.0	Arthur J. Olson
6	refinement	AutoDock	4.0	Arthur J. Olson