1V46

Solution Structure of CCAP (Crustacean Cardioactive Peptide) from Drosophila melanogaster

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	5mM CCAP; DMSO-d6	DMSO-d6	almost zero	6.0	ambient	298
2	2D TOCSY	5mM CCAP; DMSO-d6	DMSO-d6	almost zero	6.0	ambient	298
3	DQF-COSY	5mM CCAP; DMSO-d6	DMSO-d6	almost zero	6.0	ambient	298
4	E-COSY	5mM CCAP; DMSO-d6	DMSO-d6	almost zero	6.0	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	500

NMR Refinement
Method	Details	Software
torsion angle dynamics using DYANA ver. 1.4	The structures are based on a total of 79 restraints, of which 65 are NOE-derived distance restraints, 8 dihedral angle restraints, and 6 distance restraints for the disulfide bond (Cys3-Cys9).	VNMR

NMR Ensemble Information
Conformer Selection Criteria	target function
Conformers Calculated Total Number	100
Conformers Submitted Total Number	10

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

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	VNMR	6.1C	Varian, Inc.
2	processing	NMRPipe	2002.113.19.37	Delaglio, F.
3	data analysis	Sparky	3.106	Goddard, T. D. and Kneller, D. G.
4	structure solution	DYANA	1.4	Guentert, P.
5	refinement	DYANA	1.4	Guentert, P.

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.