1TKN

Solution structure of CAPPD*, an independently folded extracellular domain of human Amyloid-beta Precursor Protein

SOLUTION NMR

---

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D_15N-separated_NOESY	0.85 mM U-15N CAPPD*, 50mM sodium phosphate, 250 mM NaCl, 300 mM guanidinium chloride	95% H2O/5% D2O	250 mM NaCl, 300 mM guanidinium chloride	6.4	1 atm	300
2	3D_15N-separated_TOCSY	0.85 mM U-15N CAPPD*, 50mM sodium phosphate, 250 mM NaCl, 300 mM guanidinium chloride	95% H2O/5% D2O	250 mM NaCl, 300 mM guanidinium chloride	6.4	1 atm	300
3	3D_13C-separated_NOESY	0.85 mM U-15N,13C CAPPD*, 50mM sodium phosphate, 250 mM NaCl, 300 mM guanidinium chloride	95% H2O/5% D2O	250 mM NaCl, 300 mM guanidinium chloride	6.4	1 atm	300
4	1H-13C HSQC	0.8 mM 10% 13C CAPPD*, 50mM sodium phosphate, 250 mM NaCl, 300 mM guanidinium chloride	95% H2O/5% D2O	250 mM NaCl, 300 mM guanidinium chloride	6.4	1 atm	300

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	500

NMR Refinement
Method	Details	Software
torsion angle dynamics	the structures are based on a total of 1613 restraints, 1266 are NOE-derived distance constraints, 185 dihedral angle restraints, 162 distance restraints from hydrogen bonds.	NMRPipe

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	1000
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	NMRPipe	1.8	Delaglio, F., Grzesiek, S., Vuister, G.W., Zhu, G., Pfeifer, J., and Bax, A.
2	collection	VNMR	6.1	Varian
3	data analysis	NMRView	4.12	Johnson, B.A. and Blevins, R.A.
4	data analysis	TALOS	1	Cornilescu, G., Delaglio, F., and Bax, A.
5	structure solution	CNS	1	Brunger, A.T., Adams, P.D., Clore, G.M., DeLano, W.L., Gros, P., Grosse-Kunstleve, R.W., Jiang, J.S., Kuszewski, J., Nilges, M., Pannu, N.S., Read, R.J., Rice, L.M., Simonson, T., and Warren, G.L.
6	refinement	CNS	1	Brunger, A.T., Adams, P.D., Clore, G.M., DeLano, W.L., Gros, P., Grosse-Kunstleve, R.W., Jiang, J.S., Kuszewski, J., Nilges, M., Pannu, N.S., Read, R.J., Rice, L.M., Simonson, T., and Warren, G.L.