2MPU

Structural and Functional analysis of the Hordeum vulgare L. HvGR-RBP1 protein, a glycine-rich RNA binding protein implicated in the regulation of barley leaf senescence and environmental adaptation

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	15 mM [U-99% 13C; U-99% 15N] RBP1, 0.01 % sodium azide, 50 mM potassium phosphate, 5 % D2O, 1 mM EDTA, 500 mM sodium chloride, 1 mM PMSF	95% H2O/5% D2O	1	6.5	1 atm	298
2	2D 1H-13C HSQC	15 mM [U-99% 13C; U-99% 15N] RBP1, 0.01 % sodium azide, 50 mM potassium phosphate, 5 % D2O, 1 mM EDTA, 500 mM sodium chloride, 1 mM PMSF	95% H2O/5% D2O	1	6.5	1 atm	298
3	3D HCCH-TOCSY	15 mM [U-99% 13C; U-99% 15N] RBP1, 0.01 % sodium azide, 50 mM potassium phosphate, 5 % D2O, 1 mM EDTA, 500 mM sodium chloride, 1 mM PMSF	95% H2O/5% D2O	1	6.5	1 atm	298
4	3D H(CCO)NH	15 mM [U-99% 13C; U-99% 15N] RBP1, 0.01 % sodium azide, 50 mM potassium phosphate, 5 % D2O, 1 mM EDTA, 500 mM sodium chloride, 1 mM PMSF	95% H2O/5% D2O	1	6.5	1 atm	298
5	3D CBCA(CO)NH	15 mM [U-99% 13C; U-99% 15N] RBP1, 0.01 % sodium azide, 50 mM potassium phosphate, 5 % D2O, 1 mM EDTA, 500 mM sodium chloride, 1 mM PMSF	95% H2O/5% D2O	1	6.5	1 atm	298
6	3D C(CO)NH	15 mM [U-99% 13C; U-99% 15N] RBP1, 0.01 % sodium azide, 50 mM potassium phosphate, 5 % D2O, 1 mM EDTA, 500 mM sodium chloride, 1 mM PMSF	95% H2O/5% D2O	1	6.5	1 atm	298
7	3D HNCACB	15 mM [U-99% 13C; U-99% 15N] RBP1, 0.01 % sodium azide, 50 mM potassium phosphate, 5 % D2O, 1 mM EDTA, 500 mM sodium chloride, 1 mM PMSF	95% H2O/5% D2O	1	6.5	1 atm	298
8	3D HBHA(CO)NH	15 mM [U-99% 13C; U-99% 15N] RBP1, 0.01 % sodium azide, 50 mM potassium phosphate, 5 % D2O, 1 mM EDTA, 500 mM sodium chloride, 1 mM PMSF	95% H2O/5% D2O	1	6.5	1 atm	298
9	3D 1H-15N NOESY	15 mM [U-99% 13C; U-99% 15N] RBP1, 0.01 % sodium azide, 50 mM potassium phosphate, 5 % D2O, 1 mM EDTA, 500 mM sodium chloride, 1 mM PMSF	95% H2O/5% D2O	1	6.5	1 atm	298
10	3D 1H-13C NOESY	15 mM [U-99% 13C; U-99% 15N] RBP1, 0.01 % sodium azide, 50 mM potassium phosphate, 5 % D2O, 1 mM EDTA, 500 mM sodium chloride, 1 mM PMSF	95% H2O/5% D2O	1	6.5	1 atm	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DRX	600

NMR Refinement
Method	Details	Software
molecular dynamics		TopSpin

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	200
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	collection	TopSpin	2.1	Bruker BioSpin
2	chemical shift assignment	Sparky	3.114	Goddard
3	data analysis	Sparky	3.114	Goddard
4	peak picking	Sparky	3.114	Goddard
5	structure solution	NMRPipe	3.0	Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
6	refinement	Amber		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax

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.