2LC5

Calmodulin-like Protein from Entamoeba histolytica: Solution Structure and Calcium-Binding Properties of a Partially Folded Protein

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	1.1 mM [U-100% 15N] protein-1	90% H2O/10% D2O		7.0	AMBIENT	303
2	3D CBCA(CO)NH	1.1 mM [U-100% 13C; U-100% 15N] protein-3	90% H2O/10% D2O		7.0	AMBIENT	303
3	3D HNCO	1.1 mM [U-100% 13C; U-100% 15N] protein-3	90% H2O/10% D2O		7.0	AMBIENT	303
4	3D HNCA	1.1 mM [U-100% 13C; U-100% 15N] protein-3	90% H2O/10% D2O		7.0	AMBIENT	303
5	3D HNCACB	1.1 mM [U-100% 13C; U-100% 15N] protein-3	90% H2O/10% D2O		7.0	AMBIENT	303
6	3D HN(CO)CA	1.1 mM [U-100% 13C; U-100% 15N] protein-3	90% H2O/10% D2O		7.0	AMBIENT	303
7	3D 1H-15N NOESY	1.1 mM [U-100% 15N] protein-1	90% H2O/10% D2O		7.0	AMBIENT	303
8	3D 1 15N TOCSY	1.1 mM [U-100% 15N] protein-1	90% H2O/10% D2O		7.0	AMBIENT	303
9	3D 1H-13C NOESY	1.1 mM [U-100% 13C] protein-2	100% D2O		7.0	AMBIENT	303

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	800

NMR Refinement
Method	Details	Software
DGSA-distance geometry simulated annealing, DISTANCE GEOMETRY, SIMULATED ANNEALING		TALOS

NMR Ensemble Information
Conformer Selection Criteria	STRUCTURES WITH THE LOWEST ENER
Conformers Calculated Total Number	100
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	TALOS		Cornilescu, Delaglio and Bax
2	refinement	CYANA_3.0	Beta	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.