1DQC

SOLUTION STRUCTURE OF TACHYCITIN, AN ANTIMICROBIAL PROTEIN WITH CHITIN-BINDING FUNCTION

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	1.5mM Tachycitin; 90% H2O, 10% D2O	90% H2O/10% D2O		4.2	ambient	303
2	DQF-COSY	1.5mM Tachycitin; 90% H2O, 10% D2O	90% H2O/10% D2O		4.2	ambient	303

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	JEOL	Alpha	600
2	JEOL	Alpha	500

NMR Refinement
Method	Details	Software
distance geometry simulated annealing	The structures are based on a total of 1070 restraints, 1009 are NOE-derived distance constraints, 35 dihedral angle restraints, 26 distance restraints from hydrogen bonds.	NMRPipe

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	50
Conformers Submitted Total Number	25
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	data analysis	NMRPipe	1.7	Delaglio
2	data analysis	PIPP	4.0.4	Garrett
3	structure solution	X-PLOR	3.851	Brunger
4	refinement	X-PLOR	3.851	Brunger

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.