2LY4

HMGB1-facilitated p53 DNA binding occurs via HMG-box/p53 transactivation domain interaction and is regulated by the acidic tail

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D 1H-15N HSQC	10 mM sodium phosphate, 1 mM EDTA, 1 mM DTT, 0.5 mM PMSF	90% H2O/10% D2O	0.01	7.0	ambient	298
2	2D 1H-13C HSQC	10 mM sodium phosphate, 1 mM EDTA, 1 mM DTT, 0.5 mM PMSF	90% H2O/10% D2O	0.01	7.0	ambient	298
3	3D 1H-13C NOESY	10 mM sodium phosphate, 1 mM EDTA, 1 mM DTT, 0.5 mM PMSF	90% H2O/10% D2O	0.01	7.0	ambient	298
4	3D 1H-13C NOESY, X-filtered	10 mM sodium phosphate, 1 mM EDTA, 1 mM DTT, 0.5 mM PMSF	90% H2O/10% D2O	0.01	7.0	ambient	298
5	3D HNCA	10 mM sodium phosphate, 1 mM EDTA, 1 mM DTT, 0.5 mM PMSF	90% H2O/10% D2O	0.01	7.0	ambient	298
6	3D HN(CO)CA	10 mM sodium phosphate, 1 mM EDTA, 1 mM DTT, 0.5 mM PMSF	90% H2O/10% D2O	0.01	7.0	ambient	298
7	3D HBHA(CO)NH	10 mM sodium phosphate, 1 mM EDTA, 1 mM DTT, 0.5 mM PMSF	90% H2O/10% D2O	0.01	7.0	ambient	298
8	3D HNCO	10 mM sodium phosphate, 1 mM EDTA, 1 mM DTT, 0.5 mM PMSF	90% H2O/10% D2O	0.01	7.0	ambient	298
9	3D C(CO)NH	10 mM sodium phosphate, 1 mM EDTA, 1 mM DTT, 0.5 mM PMSF	90% H2O/10% D2O	0.01	7.0	ambient	298
10	3D HCCH-TOCSY	10 mM sodium phosphate, 1 mM EDTA, 1 mM DTT, 0.5 mM PMSF	90% H2O/10% D2O	0.01	7.0	ambient	298
11	3D 1H-15N TOCSY	10 mM sodium phosphate, 1 mM EDTA, 1 mM DTT, 0.5 mM PMSF	90% H2O/10% D2O	0.01	7.0	ambient	298
12	3D 1H-15N NOESY	10 mM sodium phosphate, 1 mM EDTA, 1 mM DTT, 0.5 mM PMSF	90% H2O/10% D2O	0.01	7.0	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DRX	800
2	Bruker	DRX	500

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

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	processing	Azara		Boucher
2	structure solution	ARIA		CCPN
3	chemical shift assignment	Analysis		CCPN
4	refinement	CNS		Brunger, Adams, Clore, Gros, Nilges and Read

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), 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 R01GM157729.