1NIY

THREE DIMENSIONAL SOLUTION STRUCTURE OF HAINANTOXIN-IV BY 2D 1H-NMR

SOLUTION NMR

---

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	NOESY	5.5 MM HAINANTOXIN-IV MMOL/L DEUTERIUM ACETIC ACID BU 90%H2O , 10%D2O		20	4.00	1 atm	288.00
2	DQF-COSY	5.5 MM HAINANTOXIN-IV MMOL/L DEUTERIUM ACETIC ACID BU 90%H2O , 10%D2O		20	4.00	1 atm	288.00
3	TOCSY	5.5 MM HAINANTOXIN-IV MMOL/L DEUTERIUM ACETIC ACID BU 90%H2O , 10%D2O		20	4.00	1 atm	288.00

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

NMR Refinement
Method	Details	Software
simulated annealing	THE STRUCTURES ARE BASED ON 566 NOE-DERIVED DISTANCE CONSTRAINTS, 14 DIHEDRAL ANGEL RESTRAINTS, 9 FAKE DISTANCE RESTRAINTS FROM DISULFIDE BONDS AND 8 HYDROGEN-BOND CONSTRAINTS.	X-PLOR

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	50
Conformers Submitted Total Number	20
Representative Model	1 (n/a)

Additional NMR Experimental Information
Details	THIS STRUCTURE WAS DETERMINED USING STANDARD 2D HOMONUCLEAR TECHNIQUES.

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	X-PLOR	3.851	BRUNGER
2	structure solution	Felix	98.0