Experiment: 2JTN

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	HNCO	0.75 mM [U-99% 13C; U-99% 15N] FLIX3 - Fusion of ldb1-LID and Lhx3 LIM domains, 3 mM ZINC ION, 15-30 uM DSS, 1 mM DTT, 20 mM sodium phosphate, 40 mM sodium chloride	10 % [U-99% 2H] D2O, 90 % H2O	20 mM phosphate, 40 mM NaCl	6.8	ambient	310
2	HNCA	0.75 mM [U-99% 13C; U-99% 15N] FLIX3 - Fusion of ldb1-LID and Lhx3 LIM domains, 3 mM ZINC ION, 15-30 uM DSS, 1 mM DTT, 20 mM sodium phosphate, 40 mM sodium chloride	10 % [U-99% 2H] D2O, 90 % H2O	20 mM phosphate, 40 mM NaCl	6.8	ambient	310
3	HNCACO	0.75 mM [U-99% 13C; U-99% 15N] FLIX3 - Fusion of ldb1-LID and Lhx3 LIM domains, 3 mM ZINC ION, 15-30 uM DSS, 1 mM DTT, 20 mM sodium phosphate, 40 mM sodium chloride	10 % [U-99% 2H] D2O, 90 % H2O	20 mM phosphate, 40 mM NaCl	6.8	ambient	310
4	HNCOCA	0.75 mM [U-99% 13C; U-99% 15N] FLIX3 - Fusion of ldb1-LID and Lhx3 LIM domains, 3 mM ZINC ION, 15-30 uM DSS, 1 mM DTT, 20 mM sodium phosphate, 40 mM sodium chloride	10 % [U-99% 2H] D2O, 90 % H2O	20 mM phosphate, 40 mM NaCl	6.8	ambient	310
5	HCCH-TOCSY	0.75 mM [U-99% 13C; U-99% 15N] FLIX3 - Fusion of ldb1-LID and Lhx3 LIM domains, 3 mM ZINC ION, 15-30 uM DSS, 1 mM DTT, 20 mM sodium phosphate, 40 mM sodium chloride	10 % [U-99% 2H] D2O, 90 % H2O	20 mM phosphate, 40 mM NaCl	6.8	ambient	310
6	HCCH-COSY	0.75 mM [U-99% 13C; U-99% 15N] FLIX3 - Fusion of ldb1-LID and Lhx3 LIM domains, 3 mM ZINC ION, 15-30 uM DSS, 1 mM DTT, 20 mM sodium phosphate, 40 mM sodium chloride	10 % [U-99% 2H] D2O, 90 % H2O	20 mM phosphate, 40 mM NaCl	6.8	ambient	310
7	HNHA	0.75 mM [U-99% 13C; U-99% 15N] FLIX3 - Fusion of ldb1-LID and Lhx3 LIM domains, 3 mM ZINC ION, 15-30 uM DSS, 1 mM DTT, 20 mM sodium phosphate, 40 mM sodium chloride	10 % [U-99% 2H] D2O, 90 % H2O	20 mM phosphate, 40 mM NaCl	6.8	ambient	310
8	15N-HSQC	0.75 mM [U-99% 13C; U-99% 15N] FLIX3 - Fusion of ldb1-LID and Lhx3 LIM domains, 3 mM ZINC ION, 15-30 uM DSS, 1 mM DTT, 20 mM sodium phosphate, 40 mM sodium chloride	10 % [U-99% 2H] D2O, 90 % H2O	20 mM phosphate, 40 mM NaCl	6.8	ambient	310
9	13C-CT-HSQC	0.75 mM [U-99% 13C; U-99% 15N] FLIX3 - Fusion of ldb1-LID and Lhx3 LIM domains, 3 mM ZINC ION, 15-30 uM DSS, 1 mM DTT, 20 mM sodium phosphate, 40 mM sodium chloride	10 % [U-99% 2H] D2O, 90 % H2O	20 mM phosphate, 40 mM NaCl	6.8	ambient	310
10	2D-homonuclear TOCSY	1.2 mM FLIX3 - Fusion of ldb1-LID and Lhx3 LIM domains, 4.8 mM ZINC ION, 15-30 uM DSS, 1 mM DTT, 20 mM sodium phosphate, 40 mM sodium chloride	90 % H2O, 10 % [U-99% 2H] D2O	20 mM phosphate, 40 mM NaCl	6.8	ambient	310
11	2D-homonuclear NOESY	1.2 mM FLIX3 - Fusion of ldb1-LID and Lhx3 LIM domains, 4.8 mM ZINC ION, 15-30 uM DSS, 1 mM DTT, 20 mM sodium phosphate, 40 mM sodium chloride	90 % H2O, 10 % [U-99% 2H] D2O	20 mM phosphate, 40 mM NaCl	6.8	ambient	310
12	HNCACB	0.75 mM [U-99% 13C; U-99% 15N] FLIX3 - Fusion of ldb1-LID and Lhx3 LIM domains, 3 mM ZINC ION, 15-30 uM DSS, 1 mM DTT, 20 mM sodium phosphate, 40 mM sodium chloride	10 % [U-99% 2H] D2O, 90 % H2O	20 mM phosphate, 40 mM NaCl	6.8	ambient	310
13	CBCACONH	0.75 mM [U-99% 13C; U-99% 15N] FLIX3 - Fusion of ldb1-LID and Lhx3 LIM domains, 3 mM ZINC ION, 15-30 uM DSS, 1 mM DTT, 20 mM sodium phosphate, 40 mM sodium chloride	10 % [U-99% 2H] D2O, 90 % H2O	20 mM phosphate, 40 mM NaCl	6.8	ambient	310
14	3D 15N-separated NOESY	0.6 mM [U-99% 13C; U-99% 15N] FLIX3 - Fusion of ldb1-LID and Lhx3 LIM domains, 2.4 mM ZINC ION, 15-30 uM DSS, 1 mM DTT, 20 mM sodium phosphate, 40 mM sodium chloride	99 % [U-99% 2H] D2O, 1 % H2O	20 mM phosphate, 40 mM NaCl	6.8	ambient	310
15	3D 13C-separated NOESY	0.6 mM [U-99% 13C; U-99% 15N] FLIX3 - Fusion of ldb1-LID and Lhx3 LIM domains, 2.4 mM ZINC ION, 15-30 uM DSS, 1 mM DTT, 20 mM sodium phosphate, 40 mM sodium chloride	99 % [U-99% 2H] D2O, 1 % H2O	20 mM phosphate, 40 mM NaCl	6.8	ambient	310
16	15N-HSQC (optimised for histidine sidechain J-coupling)	0.3 mM [U-99% 15N] FLIX3 - Fusion of ldb1-LID and Lhx3 LIM domains, 1.2 mM ZINC ION, 15-30 uM DSS, 1 mM DTT, 20 mM sodium phosphate, 40 mM sodium chloride	90 % [U-99% 2H] D2O, 10 % H2O	20 mM phosphate, 40 mM NaCl	6.8	ambient	310
17	13C-CT-HSQC (10% 13C sample)	0.6 mM [U-10% 13C; U-99% 15N] FLIX3 - Fusion of ldb1-LID and Lhx3 LIM domains, 2.4 mM ZINC ION, 15-30 uM DSS, 1 mM DTT, 20 mM sodium phosphate, 40 mM sodium chloride	90 % [U-99% 2H] D2O, 10 % H2O	20 mM phosphate, 40 mM NaCl	6.8	ambient	310

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

NMR Refinement
Method	Details	Software
simulated annealing, torsion angle dynamics, cartesian dynamics	Total of 2679 NOE distance restraints (9 ambiguous) and 204 TALOS dihedral restraints	CNS

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	refinement	CNS	1.1	Brunger, Adams, Clore, Gros, Nilges and Read
2	chemical shift assignment	ARIA	1.2	Linge, O'Donoghue and Nilges
3	refinement	ARIA	1.2	Linge, O'Donoghue and Nilges
4	data analysis	Sparky		Goddard
5	peak picking	Sparky		Goddard
6	processing	TopSpin	1.2	Bruker Biospin
7	collection	TopSpin	1.2	Bruker Biospin
8	data analysis	CNS		Cornilescu, Delaglio and Bax

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.