2K3O

Solution structure of the type 2 repetitive domain (TUSP1-RP2) of the egg case silk from Nephila Antipodiana

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	4D_13C/15N-SEPARATED_NOESY	1 mM [U-99% 13C; U-99% 15N] TUSP1	90% H2O/10% D2O	150mM NaCl	6.5	1 atm	290
2	3D HNCA	1 mM [U-99% 13C; U-99% 15N] TUSP1	90% H2O/10% D2O	150mM NaCl	6.5	1 atm	290
3	3D_TOCSY	1 mM [U-99% 13C; U-99% 15N] TUSP1	90% H2O/10% D2O	150mM NaCl	6.5	1 atm	290

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

NMR Refinement
Method	Details	Software
torsion angle dynamics		Amber

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	100
Conformers Submitted Total Number	10
Representative Model	1 (lowest energy)

Additional NMR Experimental Information
Details	THE STRUCTURE WAS DETERMINED USING TRIPLE-RESONANCE NMR SPECTROSCOPY

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	Amber	7.0	DAVID A. CASE, ET. AL.
2	structure solution	NMRPipe	2004	Frank Daglia
3	structure solution	NMRView	5.2.2	Bruce A. Johnson
4	structure solution	CYANA	1.05	Peter Guntert

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 R01GM157729.