2LGF

Solution structure of Ca2+/calmodulin complexed with a peptide representing the calmodulin-binding domain of L-selectin

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	0.5-0.8 mM [U-13C; U-15N] protein_1, 0.5-0.8 mM protein_2, 4 mM CALCIUM ION, 0.5 mM DSS, 100 mM potassium chloride, 0.03 % sodium azide, 20 mM Bis-Tris	90% H2O/10% D2O	0.1	6.8	ambient	303
2	2D 1H-13C HSQC	0.5-0.8 mM [1H/13C-methyl Met; U-2H; U-15N] protein_1, 0.5-0.8 mM protein_2, 4 mM CALCIUM ION, 0.5 mM DSS, 100 mM potassium chloride, 0.03 % sodium azide, 20 mM Bis-Tris	100% D2O	0.1	6.8	ambient	303
3	2D 1H-1H COSY	0.5-0.8 mM [U-2H; U-15N] protein_1, 0.5-0.8 mM protein_2, 4 mM CALCIUM ION, 0.5 mM DSS, 100 mM potassium chloride, 0.03 % sodium azide, 20 mM Bis-Tris	90% H2O/10% D2O	0.1	6.8	ambient	303
4	3D CBCA(CO)NH	0.5-0.8 mM [U-13C; U-15N] protein_1, 0.5-0.8 mM protein_2, 4 mM CALCIUM ION, 0.5 mM DSS, 100 mM potassium chloride, 0.03 % sodium azide, 20 mM Bis-Tris	90% H2O/10% D2O	0.1	6.8	ambient	303
5	3D C(CO)NH	0.5-0.8 mM [U-13C; U-15N] protein_1, 0.5-0.8 mM protein_2, 4 mM CALCIUM ION, 0.5 mM DSS, 100 mM potassium chloride, 0.03 % sodium azide, 20 mM Bis-Tris	90% H2O/10% D2O	0.1	6.8	ambient	303
6	3D HNCO	0.5-0.8 mM [U-13C; U-15N] protein_1, 0.5-0.8 mM protein_2, 4 mM CALCIUM ION, 0.5 mM DSS, 100 mM potassium chloride, 0.03 % sodium azide, 20 mM Bis-Tris	90% H2O/10% D2O	0.1	6.8	ambient	303
7	3D HNCACB	0.5-0.8 mM [U-13C; U-15N] protein_1, 0.5-0.8 mM protein_2, 4 mM CALCIUM ION, 0.5 mM DSS, 100 mM potassium chloride, 0.03 % sodium azide, 20 mM Bis-Tris	90% H2O/10% D2O	0.1	6.8	ambient	303
8	3D HBHA(CO)NH	0.5-0.8 mM [U-13C; U-15N] protein_1, 0.5-0.8 mM protein_2, 4 mM CALCIUM ION, 0.5 mM DSS, 100 mM potassium chloride, 0.03 % sodium azide, 20 mM Bis-Tris	90% H2O/10% D2O	0.1	6.8	ambient	303
9	3D H(CCO)NH	0.5-0.8 mM [U-13C; U-15N] protein_1, 0.5-0.8 mM protein_2, 4 mM CALCIUM ION, 0.5 mM DSS, 100 mM potassium chloride, 0.03 % sodium azide, 20 mM Bis-Tris	90% H2O/10% D2O	0.1	6.8	ambient	303
10	3D 1H-13C NOESY	0.5-0.8 mM [1H/13C-methyl Met; U-2H; U-15N] protein_1, 0.5-0.8 mM protein_2, 4 mM CALCIUM ION, 0.5 mM DSS, 100 mM potassium chloride, 0.03 % sodium azide, 20 mM Bis-Tris	100% D2O	0.1	6.8	ambient	303
11	3D HN(CA)CO	0.5-0.8 mM [U-13C; U-15N] protein_1, 0.5-0.8 mM protein_2, 4 mM CALCIUM ION, 0.5 mM DSS, 100 mM potassium chloride, 0.03 % sodium azide, 20 mM Bis-Tris	90% H2O/10% D2O	0.1	6.8	ambient	303
12	2D HMBC	0.5-0.8 mM [U-13C; U-15N] protein_1, 0.5-0.8 mM protein_2, 4 mM CALCIUM ION, 0.5 mM DSS, 100 mM potassium chloride, 0.03 % sodium azide, 20 mM Bis-Tris	90% H2O/10% D2O	0.1	6.8	ambient	303
13	3D LRCH	0.5-0.8 mM [U-13C; U-15N] protein_1, 0.5-0.8 mM protein_2, 4 mM CALCIUM ION, 0.5 mM DSS, 100 mM potassium chloride, 0.03 % sodium azide, 20 mM Bis-Tris	90% H2O/10% D2O	0.1	6.8	ambient	303
14	F2-filtered 2D 1H-1H NOESY	0.5-0.8 mM [U-2H; U-15N] protein_1, 0.5-0.8 mM protein_2, 4 mM CALCIUM ION, 0.5 mM DSS, 100 mM potassium chloride, 0.03 % sodium azide, 20 mM Bis-Tris	90% H2O/10% D2O	0.1	6.8	ambient	303
15	2D 1H-15N IPAP HSQC	0.5-0.8 mM [U-13C; U-15N] protein_1, 0.5-0.8 mM protein_2, 4 mM CALCIUM ION, 0.5 mM DSS, 300 mM potassium chloride, 0.03 % sodium azide, 20 mM Bis-Tris	90% H2O/10% D2O	0.3	6.8	ambient	303
16	2D 1H-15N IPAP HSQC	0.5-0.8 mM [U-13C; U-15N] protein_1, 0.5-0.8 mM protein_2, 4 mM CALCIUM ION, 0.5 mM DSS, 300 mM potassium chloride, 0.03 % sodium azide, 20 mM Bis-Tris, 16 w/v Pf1 phage	90% H2O/10% D2O	0.3	6.8	ambient	303

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

NMR Refinement
Method	Details	Software
torsion angle dynamics, simulated annealing		NMRPipe

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

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	NMRPipe		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
2	peak picking	NMRView		Johnson, One Moon Scientific
3	chemical shift assignment	NMRView		Johnson, One Moon Scientific
4	chemical shift assignment	CYANA		Guntert, Mumenthaler and Wuthrich
5	structure solution	CYANA		Guntert, Mumenthaler and Wuthrich
6	refinement	CYANA		Guntert, Mumenthaler and Wuthrich
7	refinement	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore
8	structure solution	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore
9	data analysis	ProcheckNMR		Laskowski and MacArthur
10	data analysis	TALOS		Cornilescu, Delaglio and Bax
11	data analysis	MOLMOL		Koradi, Billeter and Wuthrich
12	collection	XwinNMR		Bruker Biospin

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.