2M0G

Structure, phosphorylation and U2AF65 binding of the Nterminal Domain of splicing factor 1 during 3 splice site Recognition

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	100-600 uM [U-15N] protein, 100-600 uM [U-13C; U-15N] entity, 100-600 uM [U-13C; U-15N; U-2H] entity	90% H2O/10% D2O	70	6.5	ambient	298
2	2D 1H-13C HSQC	100-600 uM [U-15N] protein, 100-600 uM [U-13C; U-15N] entity, 100-600 uM [U-13C; U-15N; U-2H] entity	90% H2O/10% D2O	70	6.5	ambient	298
3	2D 1H-1H NOESY	100-600 uM [U-15N] protein, 100-600 uM [U-13C; U-15N] entity, 100-600 uM [U-13C; U-15N; U-2H] entity	90% H2O/10% D2O	70	6.5	ambient	298
4	3D CBCA(CO)NH	100-600 uM [U-15N] protein, 100-600 uM [U-13C; U-15N] entity, 100-600 uM [U-13C; U-15N; U-2H] entity	90% H2O/10% D2O	70	6.5	ambient	298
5	3D HNCA	100-600 uM [U-15N] protein, 100-600 uM [U-13C; U-15N] entity, 100-600 uM [U-13C; U-15N; U-2H] entity	90% H2O/10% D2O	70	6.5	ambient	298
6	3D HNCACB	100-600 uM [U-15N] protein, 100-600 uM [U-13C; U-15N] entity, 100-600 uM [U-13C; U-15N; U-2H] entity	90% H2O/10% D2O	70	6.5	ambient	298
7	3D HCCH-TOCSY	100-600 uM [U-15N] protein, 100-600 uM [U-13C; U-15N] entity, 100-600 uM [U-13C; U-15N; U-2H] entity	90% H2O/10% D2O	70	6.5	ambient	298
8	3D 1H-15N NOESY	100-600 uM [U-15N] protein, 100-600 uM [U-13C; U-15N] entity, 100-600 uM [U-13C; U-15N; U-2H] entity	90% H2O/10% D2O	70	6.5	ambient	298
9	3D 1H-13C NOESY aliphatic	100-600 uM [U-15N] protein, 100-600 uM [U-13C; U-15N] entity, 100-600 uM [U-13C; U-15N; U-2H] entity	90% H2O/10% D2O	70	6.5	ambient	298
10	3D 1H-13C NOESY aromatic	100-600 uM [U-15N] protein, 100-600 uM [U-13C; U-15N] entity, 100-600 uM [U-13C; U-15N; U-2H] entity	90% H2O/10% D2O	70	6.5	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	Avance	900
2	Bruker	Avance	750
3	Bruker	Avance	600
4	Bruker	Avance	500

NMR Refinement
Method	Details	Software
simulated annealing		ARIA

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)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	ARIA	2.1	Linge, O'Donoghue and Nilges
2	structure solution	CYANA	3.0	Guntert, Mumenthaler and Wuthrich
3	processing	NMRPipe		Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax
4	chemical shift assignment	SPARKY		Goddard
5	collection	TOPSPIN		Bruker Biospin
6	processing	TOPSPIN		Bruker Biospin
7	refinement	ARIA	2.1	Linge, O'Donoghue and Nilges
8	refinement	CYANA	3.0	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.