9F3D

Single acyclic phosphonate nucleotide (S)-ZNA modification on DNA hairpin

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	990 ug/mL [U-1% 13C] Oligo1	100% D2O	0 mM	6.1	1 atm	310	Bruker AVANCE II 600
8	2D NOESY	990 ug/mL [U-1% 13C] Oligo1	90% H2O/10% D2O	0 M	6.1	1 atm	310	Bruker AVANCE II 600
2	2D 1H-1H COSY	990 ug/mL [U-1% 13C] Oligo1	100% D2O	0 mM	6.1	1 atm	310	Bruker AVANCE II 600
3	2D 1H-13C HSQC aliphatic	990 ug/mL [U-1% 13C] Oligo1	100% D2O	0 mM	6.1	1 atm	310	Bruker AVANCE II 600
9	2D 1H-13C HSQC aromatic	990 ug/mL [U-1% 13C] Oligo1	100% D2O	0 mM	6.1	1 atm	310	Bruker AVANCE II 600
4	2D 1H-13C HMBC aromatic	990 ug/mL [U-1% 13C] Oligo1	100% D2O	0 mM	6.1	1 atm	310	Bruker AVANCE II 600
5	2D TOCSY	990 ug/mL [U-1% 13C] Oligo1	100% D2O	0 mM	6.1	1 atm	310	Bruker AVANCE II 600
6	2D 1H-31P COSY	990 ug/mL [U-1% 13C] Oligo1	100% D2O	0 mM	6.1	1 atm	310	Bruker AVANCE 500
7	2D DQF-COSY	990 ug/mL [U-1% 13C] Oligo1	100% D2O	0 mM	6.1	1 atm	310	Bruker AVANCE II 600

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE II	600
2	Bruker	AVANCE	500

NMR Refinement
Method	Details	Software
torsion angle dynamics		X-PLOR NIH

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

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	chemical shift assignment	CARA		Keller and Wuthrich
2	structure calculation	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore
3	refinement	X-PLOR NIH		Schwieters, Kuszewski, Tjandra and Clore
4	peak picking	XEASY		Bartels et al.

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 R01GM133198.