Experiment: 2KLU

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	1 mM [U-100% 13C; U-100% 15N] CD4 coreceptor polypeptide, 200 mM [U-100% 2H] DPC, 150 mM sodium chloride, 20 mM sodium phosphate, 0.02 % sodium azide	90% H2O/10% D2O	150	6.2	ambient	318
2	2D 1H-13C HSQC	1 mM [U-100% 13C; U-100% 15N] CD4 coreceptor polypeptide, 200 mM [U-100% 2H] DPC, 150 mM sodium chloride, 20 mM sodium phosphate, 0.02 % sodium azide	90% H2O/10% D2O	150	6.2	ambient	318
3	3D CBCA(CO)NH	1 mM [U-100% 13C; U-100% 15N] CD4 coreceptor polypeptide, 200 mM [U-100% 2H] DPC, 150 mM sodium chloride, 20 mM sodium phosphate, 0.02 % sodium azide	90% H2O/10% D2O	150	6.2	ambient	318
4	3D HNCO	1 mM [U-100% 13C; U-100% 15N] CD4 coreceptor polypeptide, 200 mM [U-100% 2H] DPC, 150 mM sodium chloride, 20 mM sodium phosphate, 0.02 % sodium azide	90% H2O/10% D2O	150	6.2	ambient	318
5	3D HNCA	1 mM [U-100% 13C; U-100% 15N] CD4 coreceptor polypeptide, 200 mM [U-100% 2H] DPC, 150 mM sodium chloride, 20 mM sodium phosphate, 0.02 % sodium azide	90% H2O/10% D2O	150	6.2	ambient	318
6	3D HBHA(CO)NH	1 mM [U-100% 13C; U-100% 15N] CD4 coreceptor polypeptide, 200 mM [U-100% 2H] DPC, 150 mM sodium chloride, 20 mM sodium phosphate, 0.02 % sodium azide	90% H2O/10% D2O	150	6.2	ambient	318
7	3D 1H-15N NOESY	1 mM [U-100% 13C; U-100% 15N] CD4 coreceptor polypeptide, 200 mM [U-100% 2H] DPC, 150 mM sodium chloride, 20 mM sodium phosphate, 0.02 % sodium azide	90% H2O/10% D2O	150	6.2	ambient	318
8	3D 1H-13C NOESY	1 mM [U-100% 13C; U-100% 15N] CD4 coreceptor polypeptide, 200 mM [U-100% 2H] DPC, 150 mM sodium chloride, 20 mM sodium phosphate, 0.02 % sodium azide	90% H2O/10% D2O	150	6.2	ambient	318
9	3D HCCH-COSY	1 mM [U-100% 13C; U-100% 15N] CD4 coreceptor polypeptide, 200 mM [U-100% 2H] DPC, 150 mM sodium chloride, 20 mM sodium phosphate, 0.02 % sodium azide	90% H2O/10% D2O	150	6.2	ambient	318
10	3D HCCH-TOCSY	1 mM [U-100% 13C; U-100% 15N] CD4 coreceptor polypeptide, 200 mM [U-100% 2H] DPC, 150 mM sodium chloride, 20 mM sodium phosphate, 0.02 % sodium azide	90% H2O/10% D2O	150	6.2	ambient	318

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	800
2	Varian	INOVA	600

NMR Refinement
Method	Details	Software
torsion angle dynamics		CARA

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	100
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	chemical shift assignment	CARA	1.8.4a.5	Keller and Wuthrich
2	data analysis	CARA	1.8.4a.5	Keller and Wuthrich
3	processing	CARA	1.8.4a.5	Keller and Wuthrich
4	chemical shift assignment	CARA	1.8.4a.5	Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
5	data analysis	CARA	1.8.4a.5	Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
6	processing	CARA	1.8.4a.5	Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
7	refinement	CYANA	2.1	Guntert, Mumenthaler and Wuthrich

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.