2MPK

Characterization and structure of the MIT1 domain of a chitin synthase from the Oomycete Saprolegnia monoica

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	0.3-1.0 mM [U-100% 13C; U-100% 15N] SmChs_MIT1-1, 10 % D2O-2, 50 mM sodium phosphate-3, 150 mM sodium chloride-4, 90 % H2O-5	90% H2O/10% D2O	200	5	ambient	298
2	3D HNCO	0.3-1.0 mM [U-100% 13C; U-100% 15N] SmChs_MIT1-1, 10 % D2O-2, 50 mM sodium phosphate-3, 150 mM sodium chloride-4, 90 % H2O-5	90% H2O/10% D2O	200	5	ambient	298
3	3D HNCA	0.3-1.0 mM [U-100% 13C; U-100% 15N] SmChs_MIT1-1, 10 % D2O-2, 50 mM sodium phosphate-3, 150 mM sodium chloride-4, 90 % H2O-5	90% H2O/10% D2O	200	5	ambient	298
4	3D HNCACB	0.3-1.0 mM [U-100% 13C; U-100% 15N] SmChs_MIT1-1, 10 % D2O-2, 50 mM sodium phosphate-3, 150 mM sodium chloride-4, 90 % H2O-5	90% H2O/10% D2O	200	5	ambient	298
5	3D HN(CO)CA	0.3-1.0 mM [U-100% 13C; U-100% 15N] SmChs_MIT1-1, 10 % D2O-2, 50 mM sodium phosphate-3, 150 mM sodium chloride-4, 90 % H2O-5	90% H2O/10% D2O	200	5	ambient	298
6	3D HCCH-TOCSY	0.3-1.0 mM [U-100% 13C; U-100% 15N] SmChs_MIT1-1, 10 % D2O-2, 50 mM sodium phosphate-3, 150 mM sodium chloride-4, 90 % H2O-5	90% H2O/10% D2O	200	5	ambient	298
7	3D 1H-15N NOESY	0.3-1.0 mM [U-100% 13C; U-100% 15N] SmChs_MIT1-1, 10 % D2O-2, 50 mM sodium phosphate-3, 150 mM sodium chloride-4, 90 % H2O-5	90% H2O/10% D2O	200	5	ambient	298
8	3D 1H-13C NOESY	0.3-1.0 mM [U-100% 13C; U-100% 15N] SmChs_MIT1-1, 10 % D2O-2, 50 mM sodium phosphate-3, 150 mM sodium chloride-4, 90 % H2O-5	90% H2O/10% D2O	200	5	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	600
2	Bruker	AVANCE	700
3	Bruker	AVANCE	500

NMR Refinement
Method	Details	Software
simulated annealing		CYANA

NMR Ensemble Information
Conformer Selection Criteria	target function
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	CYANA	2.1	Guntert, Mumenthaler and Wuthrich
2	collection	TopSpin		Bruker Biospin
3	processing	TopSpin		Bruker Biospin
4	chemical shift assignment	Sparky		Goddard
5	data analysis	Sparky		Goddard
6	peak picking	Sparky		Goddard
7	data analysis	ProcheckNMR		Laskowski and MacArthur
8	refinement	CYANA		Guntert, Mumenthaler and Wuthrich

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.