2FHW

Solution structure of human relaxin-3

SOLUTION NMR

---

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	DQF-COSY	1mM human relaxin-3; 90% H2O, 10% D2O	90% H2O/10% D2O	0	3	ambient	298
2	2D TOCSY	1mM human relaxin-3; 90% H2O, 10% D2O	90% H2O/10% D2O	0	3	ambient	298
3	2D NOESY	1mM human relaxin-3; 90% H2O, 10% D2O	90% H2O/10% D2O	0	3	ambient	298
4	2D TOCSY	1mM human relaxin-3; 100% D2O	100% D2O	0	3	ambient	298
5	2D NOESY	1mM human relaxin-3; 100% D2O	100% D2O	0	3	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	600
2	Bruker	DMX	750

NMR Refinement
Method	Details	Software
Structures were calculated using torsion angle dynamics and further refined using Cartesian dynamics in explicit solvent.	Structure calculations and refinements were done in CNS using protocols from ARIA.	XwinNMR

NMR Ensemble Information
Conformer Selection Criteria	structures with the least restraint violations,structures with the lowest energy
Conformers Calculated Total Number	50
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Additional NMR Experimental Information
Details	This structure was determined using standard 2D homonuclear techniques.

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	XwinNMR	1.3.5	Bruker
2	processing	XwinNMR	1.3.5	Bruker
3	data analysis	XEASY	1.3.7	Bartels, C. et al.
4	structure solution	CYANA	1.0	Guntert, P. et al.
5	structure solution	CNS	1.1	Brunger A.T. et al.
6	refinement	CNS	1.1	Brunger A.T. et al.