1G1E

NMR STRUCTURE OF THE HUMAN MAD1 TRANSREPRESSION DOMAIN SID IN COMPLEX WITH MAMMALIAN SIN3A PAH2 DOMAIN

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D 15N-separated_NOESY	1.0 mM 1:1 SID unlabeled, PAH2 U-15N; 1.6 mM 1:1 SID unlabeled, PAH2 U-15N, U-13C.	90% H2O/10% D2O	20 mM phosphate	6.0	ambient	300
2	HNHA	1.0 mM 1:1 SID unlabeled, PAH2 U-15N; 1.6 mM 1:1 SID unlabeled, PAH2 U-15N, U-13C.	90% H2O/10% D2O	20 mM phosphate	6.0	ambient	300
3	2D 13C,15N-double-half-filtered NOESY	1.6 mM 1:1 SID unlabeled, PAH2 U-15N,13C; 20 mM phosphate buffer pH 6.0, 0.2% NaN3	90% H2O/10% D2O	20 mM phosphate	6.0	ambient	300
4	2D 13C-double-half-filtered NOESY	1.6 mM 1:1 SID unlabeled, PAH2 U-15N,13C; 20 mM phosphate buffer pH 6.0, 0.2% NaN3	90% H2O/10% D2O	20 mM phosphate	6.0	ambient	300
5	3D 13C-separated_NOESY	1.6 mM 1:1 SID unlabeled, PAH2 U-15N,13C; 20 mM phosphate buffer pH 6.0, 0.2% NaN3	100% D2O	20 mM phosphate	6.0	ambient	300
6	3D HACAHB	1.6 mM 1:1 SID unlabeled, PAH2 U-15N,13C; 20 mM phosphate buffer pH 6.0, 0.2% NaN3	100% D2O	20 mM phosphate	6.0	ambient	300
7	2D Spin-echo Difference for JNCgamma, JC'Cgamma	1.6 mM 1:1 SID unlabeled, PAH2 U-15N,13C; 20 mM phosphate buffer pH 6.0, 0.2% NaN3	100% D2O	20 mM phosphate	6.0	ambient	300
8	3D HNHB	1.0 mM 1:1 SID unlabeled, PAH2 U-15N; 1.6 mM 1:1 SID unlabeled, PAH2 U-15N, U-13C.	90% H2O/10% D2O	20 mM phosphate	6.0	ambient	300

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Varian	INOVA	600
2	Varian	INOVA	500

NMR Refinement
Method	Details	Software
distance geometry, simulated annealing	The structures are based on 1612 unique distance constraints, 198 torsion angle constraints and 72 JHNHA coupling constant constraints.	Felix

NMR Ensemble Information
Conformer Selection Criteria	structures with favorable non-bond energy,structures with the least restraint violations
Conformers Calculated Total Number	25
Conformers Submitted Total Number	15
Representative Model	15 (minimized average structure)

Additional NMR Experimental Information
Details	Interproton NOEs were assigned iteratively but manually during structure refinement.

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	processing	Felix	98	Molecular Simulations
2	data analysis	Felix	98	Molecular Simulations
3	structure solution	DYANA	1.5	Guntert, Wuthrich
4	refinement	CNS	1.0	Brunger

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.