2M7S

NMR structure of RNA recognition motif 2 (RRM2) of Homo sapiens splicing factor, arginine/serine-rich 1

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	1.2 mM [U-99% 13C; U-99% 15N] protein, 20 mM sodium phosphate, 50 mM sodium chloride, 5 mM sodium azide	90% H2O/10% D2O	0.0798	6.0	ambient	298
2	4D-HACANH-APSY	1.2 mM [U-99% 13C; U-99% 15N] protein, 20 mM sodium phosphate, 50 mM sodium chloride, 5 mM sodium azide	90% H2O/10% D2O	0.0798	6.0	ambient	298
3	5D-CBCACONH-APSY	1.2 mM [U-99% 13C; U-99% 15N] protein, 20 mM sodium phosphate, 50 mM sodium chloride, 5 mM sodium azide	90% H2O/10% D2O	0.0798	6.0	ambient	298
4	5D-HACACONH-APSY	1.2 mM [U-99% 13C; U-99% 15N] protein, 20 mM sodium phosphate, 50 mM sodium chloride, 5 mM sodium azide	90% H2O/10% D2O	0.0798	6.0	ambient	298
5	3D 1H-13C NOESY aliphatic with non-uniform sampling	1.2 mM [U-99% 13C; U-99% 15N] protein, 20 mM sodium phosphate, 50 mM sodium chloride, 5 mM sodium azide	90% H2O/10% D2O	0.0798	6.0	ambient	298
6	3D 1H-13C NOESY aromatic with non-uniform sampling	1.2 mM [U-99% 13C; U-99% 15N] protein, 20 mM sodium phosphate, 50 mM sodium chloride, 5 mM sodium azide	90% H2O/10% D2O	0.0798	6.0	ambient	298
7	3D 1H-15N NOESY with non-uniform sampling	1.2 mM [U-99% 13C; U-99% 15N] protein, 20 mM sodium phosphate, 50 mM sodium chloride, 5 mM sodium azide	90% H2O/10% D2O	0.0798	6.0	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	600
2	Bruker	AVANCE	800

NMR Refinement
Method	Details	Software
molecular dynamics		OPAL

NMR Ensemble Information
Conformer Selection Criteria	target function
Conformers Calculated Total Number	80
Conformers Submitted Total Number	20
Representative Model	1 (closest to the average)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	OPAL		Luginbuhl, Guntert, Billeter and Wuthrich
2	chemical shift assignment	j-UNIO		Herrmann, Guntert and Wuthrich
3	peak picking	j-UNIO		Herrmann, Guntert and Wuthrich
4	structure solution	j-UNIO		Herrmann, Guntert and Wuthrich
5	structure solution	CYANA	3.0	Guntert, Mumenthaler and Wuthrich
6	data analysis	CARA		Keller and Wuthrich
7	chemical shift assignment	CARA		Keller and Wuthrich
8	collection	TopSpin	3.1	Bruker Biospin

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.