1ZRI | pdb_00001zri

NOE-based solution structure with dipolar coupling restraints of rat OMP (olfactory marker protein)

SOLUTION NMR

---

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	4D_13C-separated_NOESY	1.5-1.8 mM rat OMP, 10mM phosphate buffer, 0.1 mM EDTA, 0.3 mM NaN3,95% H2O, 5% D2O	95% H2O/5% D2O	10 mM phosphate	6.6	ambient	310
2	4D_13C/15N-separated_NOESY	1.5-1.8 mM rat OMP, 10mM phosphate buffer, 0.1 mM EDTA, 0.3 mM NaN3,95% H2O, 5% D2O	95% H2O/5% D2O	10 mM phosphate	6.6	ambient	310
3	3D_15N-separated_NOESY	1.5-1.8 mM rat OMP, 10mM phosphate buffer, 0.1 mM EDTA, 0.3 mM NaN3,95% H2O, 5% D2O	95% H2O/5% D2O	10 mM phosphate	6.6	ambient	310
4	2D IPAP-HSQC	0.5 mM rat OMP, 10 mM phosphate buffer, 0.1 mM EDTA, 0.3 mM NaN3, 90% H2O, 10% D2O	90% H2O/10% D2O	10 mM phosphate	6.6	ambient	310

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DMX	600
2	Bruker	DRX	800
3	Bruker	AVANCE	800

NMR Refinement
Method	Details	Software
distance geometry simulated annealing	The structure is based on a total of 1764 restraints, of which 1343 are NOE-derived, 124 are H-bonds, 217 are dihedral angles, and 80 are residual dipolar coupling values	XPLOR-NIH

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	200
Conformers Submitted Total Number	20
Representative Model	1 (closest to the average)

Additional NMR Experimental Information
Details	This structure was determined using standard 3D and 4D homonuclear techniques, along with residual dipolar coupling experiments (IPAP-HSQC)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	XPLOR-NIH	2.9.3
2	processing	NMRPipe	1.0
3	refinement	XPLOR-NIH	2.9.3