6IVU

Solution structure of the Sigma-anti-sigma factor complex RsgI1N-SigI1C from Clostridium thermocellum

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	1 mM [U-13C; U-15N] RsgI1N, 1 mM [U-13C; U-15N] SigI1C, 20 mM Bis-Tris, 50 mM sodium chloride, 2 mM EDTA	90% H2O/10% D2O	50 mM	6.5	1 atm	298	Bruker AVANCE III 600
2	2D 1H-13C HSQC	1 mM [U-13C; U-15N] RsgI1N, 1 mM [U-13C; U-15N] SigI1C, 20 mM Bis-Tris, 50 mM sodium chloride, 2 mM EDTA	90% H2O/10% D2O	50 mM	6.5	1 atm	298	Bruker AVANCE III 600
3	3D HNCO	1 mM [U-13C; U-15N] RsgI1N, 1 mM [U-13C; U-15N] SigI1C, 20 mM Bis-Tris, 50 mM sodium chloride, 2 mM EDTA	90% H2O/10% D2O	50 mM	6.5	1 atm	298	Bruker AVANCE III 600
4	3D HNCA	1 mM [U-13C; U-15N] RsgI1N, 1 mM [U-13C; U-15N] SigI1C, 20 mM Bis-Tris, 50 mM sodium chloride, 2 mM EDTA	90% H2O/10% D2O	50 mM	6.5	1 atm	298	Bruker AVANCE III 600
5	3D HNCACB	1 mM [U-13C; U-15N] RsgI1N, 1 mM [U-13C; U-15N] SigI1C, 20 mM Bis-Tris, 50 mM sodium chloride, 2 mM EDTA	90% H2O/10% D2O	50 mM	6.5	1 atm	298	Bruker AVANCE III 600
6	3D CBCA(CO)NH	1 mM [U-13C; U-15N] RsgI1N, 1 mM [U-13C; U-15N] SigI1C, 20 mM Bis-Tris, 50 mM sodium chloride, 2 mM EDTA	90% H2O/10% D2O	50 mM	6.5	1 atm	298	Bruker AVANCE III 600
7	3D HN(CA)CO	1 mM [U-13C; U-15N] RsgI1N, 1 mM [U-13C; U-15N] SigI1C, 20 mM Bis-Tris, 50 mM sodium chloride, 2 mM EDTA	90% H2O/10% D2O	50 mM	6.5	1 atm	298	Bruker AVANCE III 600
9	3D HBHA(CO)NH	1 mM [U-13C; U-15N] RsgI1N, 1 mM [U-13C; U-15N] SigI1C, 20 mM Bis-Tris, 50 mM sodium chloride, 2 mM EDTA	90% H2O/10% D2O	50 mM	6.5	1 atm	298	Bruker AVANCE III 600
10	3D HBHANH	1 mM [U-13C; U-15N] RsgI1N, 1 mM [U-13C; U-15N] SigI1C, 20 mM Bis-Tris, 50 mM sodium chloride, 2 mM EDTA	90% H2O/10% D2O	50 mM	6.5	1 atm	298	Bruker AVANCE III 600
11	3D HCCH-TOCSY	1 mM [U-13C; U-15N] RsgI1N, 1 mM [U-13C; U-15N] SigI1C, 20 mM Bis-Tris, 50 mM sodium chloride, 2 mM EDTA	90% H2O/10% D2O	50 mM	6.5	1 atm	298	Bruker AVANCE III 600
12	3D HCCH-COSY	1 mM [U-13C; U-15N] RsgI1N, 1 mM [U-13C; U-15N] SigI1C, 20 mM Bis-Tris, 50 mM sodium chloride, 2 mM EDTA	90% H2O/10% D2O	50 mM	6.5	1 atm	298	Bruker AVANCE III 600
13	3D CCH-TOCSY	1 mM [U-13C; U-15N] RsgI1N, 1 mM [U-13C; U-15N] SigI1C, 20 mM Bis-Tris, 50 mM sodium chloride, 2 mM EDTA	90% H2O/10% D2O	50 mM	6.5	1 atm	298	Bruker AVANCE III 600
14	3D CCH-COSY	1 mM [U-13C; U-15N] RsgI1N, 1 mM [U-13C; U-15N] SigI1C, 20 mM Bis-Tris, 50 mM sodium chloride, 2 mM EDTA	90% H2O/10% D2O	50 mM	6.5	1 atm	298	Bruker AVANCE III 600
15	3D 1H-15N NOESY	1 mM [U-13C; U-15N] RsgI1N, 1 mM [U-13C; U-15N] SigI1C, 20 mM Bis-Tris, 50 mM sodium chloride, 2 mM EDTA	90% H2O/10% D2O	50 mM	6.5	1 atm	298	Bruker AVANCE III 850
16	3D 1H-13C NOESY aliphatic	1 mM [U-13C; U-15N] RsgI1N, 1 mM [U-13C; U-15N] SigI1C, 20 mM Bis-Tris, 50 mM sodium chloride, 2 mM EDTA	90% H2O/10% D2O	50 mM	6.5	1 atm	298	Bruker AVANCE III 850
17	3D 1H-13C NOESY aromatic	1 mM [U-13C; U-15N] RsgI1N, 1 mM [U-13C; U-15N] SigI1C, 20 mM Bis-Tris, 50 mM sodium chloride, 2 mM EDTA	90% H2O/10% D2O	50 mM	6.5	1 atm	298	Bruker AVANCE III 850

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE III	600
2	Bruker	AVANCE III	850

NMR Refinement
Method	Details	Software
simulated annealing		CNS

NMR Ensemble Information
Conformer Selection Criteria	structures with the lowest energy
Conformers Calculated Total Number	100
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	refinement	CNS		Brunger, Adams, Clore, Gros, Nilges and Read
2	structure calculation	CNS		Brunger, Adams, Clore, Gros, Nilges and Read
3	chemical shift assignment	NMRView		Johnson, One Moon Scientific
4	peak picking	NMRView		Johnson, One Moon Scientific