1LMZ

Solution Structure of 3-Methyladenine DNA Glycosylase I (TAG)

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	unlabeled TAG 10 mM phosphate pH 6.6 100 mM NaCl 3 mM DTT 0.34 mM NaN3	>99 % deuterium	100 mM NaCl	6.6	1 atm	293
2	2D TOCSY	unlabeled TAG 10 mM phosphate pH 6.6 100 mM NaCl 3 mM DTT 0.34 mM NaN3	>99 % deuterium	100 mM NaCl	6.6	1 atm	293
3	3D_15N-separated_NOESY	U-15N-labeled TAG 10 mM phosphate pH 6.6 100 mM NaCl 3 mM DTT 0.34 mM NaN3	93 % water, 7 % deuterium	100 mM NaCl	6.6	1 atm	293
4	3D_13C-separated_NOESY	U-13C,15N-labled TAG 10 mM phosphate pH 6.6 100 mM NaCl 3 mM DTT 0.34 mM NaN3	93 % water, 7 % deuterium	100 mM NaCl	6.6	1 atm	293
5	4D_13C-separated_NOESY	U-13C,15N-labled TAG 10 mM phosphate pH 6.6 100 mM NaCl 3 mM DTT 0.34 mM NaN3	93 % water, 7 % deuterium	100 mM NaCl	6.6	1 atm	293
6	HNCO	U-13C,15N-labled TAG 10 mM phosphate pH 6.6 100 mM NaCl 3 mM DTT 0.34 mM NaN3	93 % water, 7 % deuterium	100 mM NaCl	6.6	1 atm	293
7	HNCA	U-13C,15N-labled TAG 10 mM phosphate pH 6.6 100 mM NaCl 3 mM DTT 0.34 mM NaN3	93 % water, 7 % deuterium	100 mM NaCl	6.6	1 atm	293
8	CBCA(CO)NH	U-13C,15N-labled TAG 10 mM phosphate pH 6.6 100 mM NaCl 3 mM DTT 0.34 mM NaN3	93 % water, 7 % deuterium	100 mM NaCl	6.6	1 atm	293
9	HNCACB	U-13C,15N-labled TAG 10 mM phosphate pH 6.6 100 mM NaCl 3 mM DTT 0.34 mM NaN3	93 % water, 7 % deuterium	100 mM NaCl	6.6	1 atm	293
10	HCCH-TOCSY	U-13C,15N-labled TAG 10 mM phosphate pH 6.6 100 mM NaCl 3 mM DTT 0.34 mM NaN3	93 % water, 7 % deuterium	100 mM NaCl	6.6	1 atm	293

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	DRX	500
2	Bruker	DRX	600
3	Bruker	DMX	750
4	Varian	UNITYPLUS	600

NMR Refinement
Method	Details	Software
Structures were calculated from an extended strand using CNS 1.1, and refined using XPLOR-NIH 1.1.2		CNS

NMR Ensemble Information
Conformer Selection Criteria	structures with acceptable covalent geometry,structures with the least restraint violations,structures with the lowest energy
Conformers Calculated Total Number	100
Conformers Submitted Total Number	25
Representative Model	8 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	CNS	1.1	Brunger, A.T.
2	processing	NMRPipe	2.0	Delaglio, F.
3	data analysis	Sparky	3	Goddard, T.D., Kneller, D.G.
4	refinement	XPLOR-NIH	1.1.2	Clore, G.M., Kuszewski, J., Schwieters, C.D., Tjandra, N.

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.