7ZAP

Solution structure of RBM39 RRM1 bound to U1 snRNA stem loop 3

SOLUTION NMR

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NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	10 mM sodium phosphate, 3 mM DTT, 1.2 mM [U-13C; U-15N] RBM39 RRM1, 1.5 mM U1 snRNA SL3	90% H2O/10% D2O	10 mM	5.5	atmospheric atm	313	Bruker AVANCE NEO 600
2	2D 1H-13C HSQC	10 mM sodium phosphate, 3 mM DTT, 1.2 mM [U-13C; U-15N] RBM39 RRM1, 1.5 mM U1 snRNA SL3	90% H2O/10% D2O	10 mM	5.5	atmospheric atm	313	Bruker AVANCE NEO 600
3	3D HNCACB	10 mM sodium phosphate, 3 mM DTT, 1.2 mM [U-13C; U-15N] RBM39 RRM1, 1.5 mM U1 snRNA SL3	90% H2O/10% D2O	10 mM	5.5	atmospheric atm	313	Bruker AVANCE NEO 600
4	3D CBCA(CO)NH	10 mM sodium phosphate, 3 mM DTT, 1.2 mM [U-13C; U-15N] RBM39 RRM1, 1.5 mM U1 snRNA SL3	90% H2O/10% D2O	10 mM	5.5	atmospheric atm	313	Bruker AVANCE NEO 600
5	3D HNCO	10 mM sodium phosphate, 3 mM DTT, 1.2 mM [U-13C; U-15N] RBM39 RRM1, 1.5 mM U1 snRNA SL3	90% H2O/10% D2O	10 mM	5.5	atmospheric atm	313	Bruker AVANCE NEO 600
6	3D HNCA	10 mM sodium phosphate, 3 mM DTT, 1.2 mM [U-13C; U-15N] RBM39 RRM1, 1.5 mM U1 snRNA SL3	90% H2O/10% D2O	10 mM	5.5	atmospheric atm	313	Bruker AVANCE NEO 600
7	3D H(CCO)NH	10 mM sodium phosphate, 3 mM DTT, 1.2 mM [U-13C; U-15N] RBM39 RRM1, 1.5 mM U1 snRNA SL3	90% H2O/10% D2O	10 mM	5.5	atmospheric atm	313	Bruker AVANCE NEO 700
8	3D C(CO)NH	10 mM sodium phosphate, 3 mM DTT, 1.2 mM [U-13C; U-15N] RBM39 RRM1, 1.5 mM U1 snRNA SL3	90% H2O/10% D2O	10 mM	5.5	atmospheric atm	313	Bruker AVANCE NEO 700
9	3D 1H-15N NOESY	10 mM sodium phosphate, 3 mM DTT, 1.2 mM [U-13C; U-15N] RBM39 RRM1, 1.5 mM U1 snRNA SL3	90% H2O/10% D2O	10 mM	5.5	atmospheric atm	313	Bruker AVANCE III HD 900
10	3D 1H-13C NOESY aliphatic	10 mM sodium phosphate, 3 mM DTT, 1.2 mM [U-13C; U-15N] RBM39 RRM1, 1.5 mM U1 snRNA SL3	90% H2O/10% D2O	10 mM	5.5	atmospheric atm	313	Bruker AVANCE III HD 900
11	3D 1H-13C NOESY aromatic	10 mM sodium phosphate, 3 mM DTT, 1.2 mM [U-13C; U-15N] RBM39 RRM1, 1.5 mM U1 snRNA SL3	90% H2O/10% D2O	10 mM	5.5	atmospheric atm	313	Bruker AVANCE III HD 900
12	3D HCCH-TOCSY	10 mM sodium phosphate, 3 mM DTT, 1.2 mM [U-13C; U-15N] RBM39 RRM1, 1.5 mM U1 snRNA SL3	100% D2O	10 mM	5.5	atmospheric atm	313	Bruker AVANCE NEO 700
13	3D edited filtered 1H-13C NOESY HSQC	10 mM sodium phosphate, 3 mM DTT, 1.2 mM [U-13C; U-15N] RBM39 RRM1, 1.5 mM U1 snRNA SL3	100% D2O	10 mM	5.5	atmospheric atm	313	Bruker AVANCE NEO 700
14	2D 1H-1H F1f NOESY	10 mM sodium phosphate, 3 mM DTT, 1.2 mM [U-13C; U-15N] RBM39 RRM1, 1.5 mM U1 snRNA SL3	100% D2O	10 mM	5.5	atmospheric atm	313	Bruker AVANCE NEO 700
15	2D 1H-1H F2fF1F NOESY	10 mM sodium phosphate, 3 mM DTT, 1.2 mM [U-13C; U-15N] RBM39 RRM1, 1.5 mM U1 snRNA SL3	100% D2O	10 mM	5.5	atmospheric atm	313	Bruker AVANCE NEO 700
16	2D 1H-13C HSQC	10 mM sodium phosphate, 3 mM DTT, 1.2 mM [U-13C; U-15N] RBM39 RRM1, 1.5 mM U1 snRNA SL3	100% D2O	10 mM	5.5	atmospheric atm	313	Bruker AVANCE NEO 700
17	2D 1H-1H NOESY	10 mM sodium phosphate, 3 mM DTT, 1.2 mM [U-13C; U-15N] RBM39 RRM1, 1.5 mM U1 snRNA SL3	100% D2O	10 mM	5.5	atmospheric atm	313	Bruker AVANCE III HD 900
18	3D 1H-13C NOESY aliphatic	10 mM sodium phosphate, 3 mM DTT, 1.2 mM [U-13C; U-15N] RBM39 RRM1, 1.5 mM U1 snRNA SL3	100% D2O	10 mM	5.5	atmospheric atm	313	Bruker AVANCE III HD 900
19	3D 1H-13C NOESY aromatic	10 mM sodium phosphate, 3 mM DTT, 1.2 mM [U-13C; U-15N] RBM39 RRM1, 1.5 mM U1 snRNA SL3	100% D2O	10 mM	5.5	atmospheric atm	313	Bruker AVANCE III HD 900
20	3D 1H-13C edited-filtered NOESY HSQC	10 mM sodium phosphate, 3 mM DTT, 1.2 mM [U-13C; U-15N] RBM39 RRM1, 1.5 mM U1 snRNA SL3	100% D2O	10 mM	5.5	atmospheric atm	313	Bruker AVANCE NEO 700
21	3D HCCH-COSY	10 mM sodium phosphate, 3 mM DTT, 1.2 mM [U-13C; U-15N] RBM39 RRM1, 1.5 mM U1 snRNA SL3	100% D2O	10 mM	5.5	atmospheric atm	313	Bruker AVANCE NEO 700
22	3D HCCH-TOCSY	10 mM sodium phosphate, 3 mM DTT, 1.2 mM [U-13C; U-15N] RBM39 RRM1, 1.5 mM U1 snRNA SL3	100% D2O	10 mM	5.5	atmospheric atm	313	Bruker AVANCE NEO 700

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE III HD	900
2	Bruker	AVANCE NEO	700
3	Bruker	AVANCE NEO	600

NMR Refinement
Method	Details	Software
DGSA-distance geometry simulated annealing		Amber

NMR Ensemble Information
Conformer Selection Criteria	structures with the least restraint violations
Conformers Calculated Total Number	500
Conformers Submitted Total Number	20
Representative Model	1 (fewest violations)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	Amber	21	Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, ... and Kollman
2	structure calculation	CYANA	3.1	Guntert, Mumenthaler and Wuthrich
3	chemical shift assignment	CARA		Keller and Wuthrich
4	peak picking	ATNOS		Thorsten Hermann
5	collection	TopSpin		Bruker Biospin