1T54

Antibiotic Activity and Structural Analysis of a Scorpion-derived Antimicrobial peptide IsCT and Its Analogs

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	1.0mM Peptide; 200mM SDS-d25	90% H2O/10% D2O		4.0	1 atm	308
2	2D TOCSY	1.0mM Peptide; 200mM SDS-d25	90% H2O/10% D2O		4.0	1 atm	308
3	DQF-COSY	1.0mM Peptide; 200mM SDS-d25	90% H2O/10% D2O		4.0	1 atm	308

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	400

NMR Refinement
Method	Details	Software
distance geometry, simulated annealing		Felix

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	50
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Additional NMR Experimental Information
Details	This structure was determined using standard 2D homonuclear techniques.

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	Felix	2000.1
2	structure solution	X-PLOR	3.851	Brunger
3	refinement	DGII	2000.1	HAVEL

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.